OPTICAL AIMGING APPARATUS

Abstract

An optical aiming apparatus is provided. The optical aiming apparatus includes: a transmissive screen disposed at a first end of the optical aiming apparatus, the transmissive screen including a concave surface; and a display apparatus disposed at a second end of the optical aiming apparatus, the display apparatus facing the concave surface of the transmissive screen. The display apparatus is configured to project a first pattern on the transmissive screen. The display apparatus is further configured to project a second pattern on the transmissive screen. The first pattern and the second pattern have different shapes.

Description

TECHNICAL FIELD

The disclosure relates to an optical aiming apparatus. More particularly, the disclosure relates to an optical aiming apparatus comprising a reticle pattern of an active micro display light emitting component.

BACKGROUND

Conventional target aiming apparatus (e.g., gun scopes) use optical components (e.g., lens assemblies) to present a crosshair aiming pattern superimposed at the center of the field of view. The conventional aiming apparatuses have a predetermined crosshair pattern and cannot switch different display information based on different application scenarios or user preferences, which may result in inaccurate aiming and a poor user experience. Therefore, the optical aiming apparatus industry is seeking solutions to the above issues.

SUMMARY

An optical aiming apparatus includes: a transmissive screen disposed at a first end of the optical aiming apparatus, the transmissive screen including a concave surface; and an active display apparatus disposed at a second end of the optical aiming apparatus, the active display apparatus facing the concave surface of the transmissive screen. The active display apparatus is configured to project a first pattern on the transmissive screen. The display apparatus is also configured to project a second pattern on the transmissive screen. The first pattern and the second pattern have different shapes.

An optical aiming apparatus includes: a transmissive screen disposed at a first end of the optical aiming apparatus, the transmissive screen including a concave surface; and an active display apparatus disposed at a second end of the optical aiming apparatus, the display apparatus includes a plurality of pixels and faces the concave surface of the transmissive screen. The optical aiming apparatus further includes a button. The active display apparatus is configured to turn on a first group of the plurality of pixels to project a first pattern on the transmissive screen, and the active display apparatus is configured to, in response to a signal provided by the button, turn on a second group of the plurality of pixels to change the first pattern to a second pattern.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1A shows a schematic diagram of an optical aiming apparatus according to certain embodiments of the disclosure.

FIG. 1B shows a stereograph of an optical aiming apparatus according to certain embodiments of the disclosure.

FIG. 2 shows an application scenario of an optical aiming apparatus according to certain embodiments of the disclosure.

FIG. 3 shows a schematic diagram of a control system of the optical aiming apparatus according to certain embodiments of the disclosure.

FIGS. 4A, 4B, and 4C show schematic diagrams of reticle patterns according to certain embodiments of the disclosure.

FIGS. 5A and 5B show schematic diagrams of reticle patterns according to certain embodiments of the disclosure.

FIGS. 6A and 6B show schematic diagrams of reticle patterns according to certain embodiments of the disclosure.

FIGS. 7A, 7B, and 7C show schematic diagrams of changes in a reticle pattern according to certain embodiments of the disclosure.

FIGS. 8A and 8B show schematic diagrams of reticle patterns according to certain embodiments of the disclosure.

FIG. 9 shows a schematic diagram of an active display apparatus according to certain embodiments of the disclosure.

FIG. 10 shows a schematic diagram of an active display apparatus according to certain embodiments of the disclosure.

DETAILED DESCRIPTION

Various embodiments or examples are provided in the following content for implementing different features of the present application. Specific examples of components and arrangements are described below to simplify the disclosure of the present application. Of course, these examples are provided for illustrative purposes only and are not intended to limit the present application. For example, a description referring to a first feature being formed on or above a second feature may include embodiments in which the first and second features are in direct contact, as well as embodiments in which other intervening features are formed between the first and second features such that the first and second features are not in direct contact. In addition, the same reference numerals and/or letters may be used repeatedly in different embodiments of the present application. Such repetition is for the purpose of simplification and clarity and does not dictate relationships between different embodiments and/or configurations being discussed.

Furthermore, spatially relative terms, such as “beneath”, “below”, “lower”, “above”, “higher”, and the like, may be used herein for ease of description to describe a relationship between one element or feature and another element or feature as illustrated in the drawings. The spatially relative terms are intended to encompass different orientations of a device in use or operation in addition to the orientation depicted in the drawings. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein may likewise be interpreted accordingly.

While numerical ranges and parameters set forth in broad scopes of the disclosure are approximations, the numerical values presented in specific embodiments are as precise as reasonably possible. However, any numerical value inherently includes certain errors caused by standard deviation from individual tests or measurements. Furthermore, as used herein, the term “about” generally refers to within 10%, 5%, 1%, or 0.5% of a given value or range. Alternatively, the term “about” refers to a value within an acceptable standard deviation of an average value as considered by one skilled in the art. Except in operating/working examples, or unless specifically indicated otherwise, all numerical ranges, amounts, values, and ratios disclosed herein, such as amounts of materials, time periods, temperatures, operating conditions, ratios of amounts, and the like, should be understood as being modified by the term “about” in all instances. Therefore, unless stated otherwise, the numerical parameters set forth in the disclosure and the claims are approximations that may vary as needed. Each numerical parameter should be interpreted at least according to the number of significant digits being presented and by applying ordinary rounding techniques. As used herein, ranges may be expressed as from one endpoint to another endpoint, or between two endpoints. Unless specifically specified otherwise, all ranges disclosed herein include the endpoints.

FIG. 1A shows an optical aiming apparatus according to certain embodiments of the disclosure.

The optical aiming apparatus 100 includes a transmissive screen 120 and an active display apparatus 122. The transmissive screen 120 and the active display apparatus 122 are disposed on a base 124. The transmissive screen 120 is disposed at a first end of the optical aiming apparatus 100, and the active display apparatus 122 is disposed at a second end of the optical aiming apparatus 100. The active display apparatus 122 faces a concave surface 120s of the transmissive screen 120, and light 122r emitted from the active display apparatus 122 may be projected onto the concave surface 120s of the transmissive screen 120. A user's eye 100e (the user also referred to as an observer) may observe content (e.g., a pattern or information 300) projected by the active display apparatus 122 on the transmissive screen 120.

The optical aiming apparatus 100 further includes a control system 125, buttons 126a and 126b, and an environment sensor 128. The user may change the content projected by the active display apparatus 122 through the buttons 126a and 126b. In certain embodiments, when the user presses the button 126a or 126b, the pattern or information 300 projected on the transmissive screen 120 by the active display apparatus 122 undergoes a change. In certain embodiments, when the user presses the button 126a or 126b, the pattern or information 300 projected on the transmissive screen 120 by the active display apparatus 122 undergoes a change in color. In certain embodiments, when the user presses the button 126a or 126b, the pattern or information 300 projected on the transmissive screen 120 by the active display apparatus 122 undergoes a change in content. The content mentioned herein includes, for example, various types of information for the user's reference when aiming, such as at least one of wind speed, ballistic deflection, or humidity.

In certain embodiments, the control system 125 may change the content projected by the active display apparatus 122 in response to a signal provided by the environment sensor 128. In certain embodiments, the control system 125 may change brightness of the active display apparatus 122 in response to a signal provided by the environment sensor 128. Therefore, brightness of the pattern or information 300 projected on the transmissive screen 120 by the active display apparatus 122 can be changed in response to the signal provided by the environment sensor 128. In certain embodiments, the control system 125 may change contrast of the active display apparatus 122 in response to a signal provided by the environment sensor 128. Therefore, contrast of the pattern or information 300 projected on the transmissive screen 120 by the active display apparatus 122 can be changed in response to the signal provided by the environment sensor 128.

In certain embodiments, the active display apparatus 122 includes an active micro display light emitting component. In certain embodiments, the active display apparatus 122 may use at least one of the following display technologies: liquid crystal on silicon (LCOS), liquid crystal display (LCD), digital micromirror device (DMD), digital light processing (DLP), organic light emitting diode on silicon (OLEDOS), or micro light emitting diode (Micro LED).

The active display apparatus 122 includes a plurality of pixels, which may be controlled by the control system 125, such that light emitted by a first group of the plurality of pixels is projected onto the transmissive screen 120 to form a first pattern (e.g., the reticle pattern 402 illustrated in FIG. 5A), and light emitted by a second group of the plurality of pixels is projected onto the transmissive screen 120 to form a second pattern (e.g., the reticle pattern 404 illustrated in FIG. 5B). The active display apparatus 122 may project various patterns on the transmissive screen 120 by turning on (or illuminating) different groups of the pixels. It is worth mentioning that, depending on the application, the pattern or information 300 that the active display apparatus 122 can project on the transmissive screen 120 is not limited to a reticle pattern, but may be any designed pattern or information with any shape, font, color, and size. In certain embodiments, the pattern or information 300 may include various types of information for the user's reference when aiming, such as at least one of wind speed, ballistic deflection, or humidity.

FIG. 1B shows a stereograph of the optical aiming apparatus according to certain embodiments of the disclosure. As shown in FIG. 1B, the active display apparatus 122 may be disposed on the base 124 via a holding structure 123. In certain embodiments, the holding structure 123 is designed to be adjustable for adjusting a position of the pattern or information 300 on the transmissive screen 120. For example, the user may adjust the holding structure 123 to move the pattern or information 300 along a X-axis direction on the transmissive screen 120. Similarly, the user may adjust the holding structure 123 to move the pattern or information 300 along a Y-axis direction or a Z-axis direction on the transmissive screen 120. In certain embodiments, clarity of the pattern or information 300 on the transmissive screen 120 may be adjusted by adjusting the holding structure 123.

As shown in FIG. 1B, the pattern or information 300 may include a pattern portion 300a and an information portion 300b. The pattern portion 300a may include patterns of different shapes or colors, such as but not limited to the pattern illustrated in FIGS. 4A, 4B, 4C, 5A, 5B, 6A, 6B, 7A, 7B, 7C, 8A, or 8B. The information portion 300b may include various types of information for the user's reference when aiming, such as but not limited to at least one of wind speed, ballistic deflection, or humidity.

FIG. 2 shows an application scenario of the optical aiming apparatus according to certain embodiments of the disclosure. As shown in FIG. 2, the user may use the optical aiming apparatus 100 to aim at a target object 100t. When the user's eye 100e looks toward the transmissive screen 120, the pattern or information 300 will at least partially overlap with the target object 100t. In certain embodiments, when the user uses the optical aiming apparatus 100 to aim at the target object 100t, the user's eye 100e, the pattern or information 300 projected on the transmissive screen 120 by the active display apparatus 122, and the target object 100t are all aligned along a line 100s. In certain embodiments, the transmissive screen 120 may also be referred to as an objective lens because it is closer to the target object 100t.

FIG. 3 shows a schematic diagram of a control system of the optical aiming apparatus according to certain embodiments of the disclosure. The control system 125 includes a control unit 125a and a memory unit 125b. The control system 125 is electrically connected to the buttons 126a and 126b, and is configured to receive a command or a signal provided by the buttons 126a and 126b. The control system 125 is electrically connected to the environment sensor 128, and is configured to receive a command or a signal provided by the environment sensor 128. The control system 125 is electrically connected to the active display apparatus 122, and is configured to provide a command or a signal to the active display apparatus 122.

The control system 125 is configured to change a display content (e.g., the pattern or information 300) of the active display apparatus 122 in response to a command or a signal provided by the button 126a or 126b. In certain embodiments, the control system 125 is configured to change a shape of the pattern or information 300 in response to a command or a signal provided by the button 126a or 126b. In certain embodiments, the control system 125 is configured to change a color of the pattern or information 300 in response to a command or a signal provided by the button 126a or 126b. In certain embodiments, the control system 125 is configured to change brightness of the pattern or information 300 in response to a command or a signal provided by the button 126a or 126b. In certain embodiments, the control system 125 is configured to change contrast of the pattern or information 300 in response to a command or a signal provided by the button 126a or 126b.

The control system 125 is configured to change a display content (e.g., the pattern or information 300) of the active display apparatus 122 in response to a command or a signal provided by the environment sensor 128. In certain embodiments, the control system 125 is configured to change brightness of the pattern or information 300 in response to a command or a signal provided by the environment sensor 128. In certain embodiments, the control system 125 is configured to change contrast of the pattern or information 300 in response to a command or a signal provided by the environment sensor 128.

The memory unit 125b included in the control system 125 may store a variety of patterns. In certain embodiments, the memory unit 125b may store a variety of reticle patterns. The control unit 125a is configured to project different reticle patterns stored in the memory unit 125b by the active display apparatus 122.

FIGS. 4A, 4B, and 4C show schematic diagrams of patterns or information 300 that may be shown on the transmissive screen 120 according to certain embodiments of the disclosure. FIG. 4A shows a single-color reticle pattern 302. The reticle pattern 302 is presented entirely in the same color. The reticle pattern 302 may be stored in the memory unit 125b of the control system 125. The reticle pattern 302 may be projected onto the transmissive screen 120 by the active display apparatus 122. FIG. 4B shows a single-color reticle pattern 304. The reticle pattern 304 is presented entirely in the same color. The reticle pattern 304 may be stored in the memory unit 125b of the control system 125. The reticle pattern 304 may be projected onto the transmissive screen 120 by the active display apparatus 122. FIG. 4C shows a single-color reticle pattern 306. The reticle pattern 306 is presented entirely in the same color. The reticle pattern 306 may be stored in the memory unit 125b of the control system 125. The reticle pattern 306 may be projected onto the transmissive screen 120 by the active display apparatus 122.

In certain embodiments, the user may change the pattern projected by the active display apparatus 122 onto the transmissive screen 120 from the reticle pattern 302 to the reticle pattern 304 or the reticle pattern 306 by pressing the button 126a or 126b. Similarly, the user may change the pattern projected by the active display apparatus 122 onto the transmissive screen 120 from the reticle pattern 304 to the reticle pattern 302 or the reticle pattern 306 by pressing the button 126a or 126b.

FIGS. 5A and 5B show schematic diagrams of reticle patterns according to certain embodiments of the disclosure. FIG. 5A shows a two-color reticle pattern 402. The reticle pattern 402 includes a first portion 402a and a second portion 402b. The first portion 402a presents a first color, and the second portion 402b presents a second color different from the first color. In certain embodiments, the first color and the second color are complementary colors. In certain embodiments, the first color is red and the second color is green. In other embodiments, the first color is yellow and the second color is blue. The reticle pattern 402 may be stored in the memory unit 125b of the control system 125. The reticle pattern 402 may be projected onto the transmissive screen 120 by the active display apparatus 122.

FIG. 5B shows a two-color reticle pattern 404. The reticle pattern 404 includes a first portion 404a and a second portion 404b. The first portion 404a presents a first color, and the second portion 404b presents a second color different from the first color. In certain embodiments, the first color and the second color are complementary colors. In certain embodiments, the first color is red and the second color is green. In other embodiments, the first color is yellow and the second color is blue. The reticle pattern 404 may be stored in the memory unit 125b of the control system 125. The reticle pattern 404 may be projected onto the transmissive screen 120 by the active display apparatus 122.

In certain embodiments, the user may change the pattern projected by the active display apparatus 122 onto the transmissive screen 120 from the reticle pattern 402 to the reticle pattern 404 by pressing the button 126a or 126b. Similarly, the user may change the pattern projected by the active display apparatus 122 onto the transmissive screen 120 from the reticle pattern 404 to the reticle pattern 402 by pressing the button 126a or 126b.

FIGS. 6A and 6B show schematic diagrams of reticle patterns according to certain embodiments of the disclosure.

FIGS. 6A and 6B show schematic diagrams of reticle patterns according to certain embodiments of the disclosure. FIG. 6A shows a two-color reticle pattern 406. The reticle pattern 406 includes a first portion 406a, a second portion 406b, and a third portion 406c. The first portion 406a and the third portion 406c present a first color, and the second portion 406b presents a second color different from the first color. In certain embodiments, the first color and the second color are complementary colors. In certain embodiments, the first color is red and the second color is green. In other embodiments, the first color is yellow and the second color is blue.

In certain embodiments, the first portion 406a, the second portion 406b, and the third portion 406c may have different thicknesses. In certain embodiments, the second portion 406b and the third portion 406c may be thinner than the first portion 406a. As shown in FIG. 6A, the second portion 406b and the third portion 406c may constitute a central portion of the pattern 406, and thinner second portion 406b and the third portion 406c may help the user to aim at the target object more accurately. The reticle pattern 406 may be stored in the memory unit 125b of the control system 125. The reticle pattern 406 may be projected onto the transmissive screen 120 by the active display apparatus 122.

FIG. 6B shows a two-color reticle pattern 408. The reticle pattern 408 includes a first portion 408a, a second portion 408b, and a third portion 408c. The first portion 408a and the third portion 408c present a first color, and the second portion 408b presents a second color different from the first color. In certain embodiments, the first color and the second color are complementary colors. In certain embodiments, the first color is red and the second color is green. In other embodiments, the first color is yellow and the second color is blue.

In certain embodiments, the first portion 408a, the second portion 408b, and the third portion 408c may have different thicknesses. In certain embodiments, the second portion 408b and the third portion 408c may be thinner than the first portion 408a. As shown in FIG. 6B, the second portion 408b and the third portion 408c may constitute a central portion of the pattern 408, and thinner second portion 408b and the third portion 408c may help the user to aim at the target object more accurately. The reticle pattern 408 may be stored in the memory unit 125b of the control system 125. The reticle pattern 408 may be projected onto the transmissive screen 120 by the active display apparatus 122.

In certain embodiments, the user may change the pattern projected by the active display apparatus 122 onto the transmissive screen 120 from the reticle pattern 406 to the reticle pattern 408 by pressing the button 126a or 126b. Similarly, the user may change the pattern projected by the active display apparatus 122 onto the transmissive screen 120 from the reticle pattern 408 to the reticle pattern 406 by pressing the button 126a or 126b.

FIGS. 7A, 7B, and 7C show schematic diagrams of changes in a reticle pattern according to certain embodiments of the disclosure. In certain embodiments, the reticle pattern 500a, the reticle pattern 500b, and the reticle pattern 500c may be single-color reticle patterns. In certain embodiments, the reticle pattern 500a, the reticle pattern 500b, and the reticle pattern 500c may be two-color reticle patterns.

In certain embodiments, the control unit 125a and the memory unit 125b are configured to enable the active display apparatus 122 to display the reticle pattern 500a in a first time period, display the reticle pattern 500b in a second time period, and display the reticle pattern 500c in a third time period. The first time period, the second time period, and the third time period may be continuous on a timeline, the third time period is after the second time period, and the second time period is after the first time period.

FIGS. 8A and 8B show schematic diagrams of reticle patterns according to certain embodiments of the disclosure. In certain embodiments, the reticle pattern 600a and the reticle pattern 600b may be single-color reticle patterns. In certain embodiments, the reticle pattern 600a and the reticle pattern 600b may have the same shape. In certain embodiments, the reticle pattern 600a and the reticle pattern 600b may have different colors. In certain embodiments, the reticle pattern 600a may be red, and the reticle pattern 600b may be green.

In certain embodiments, the user may change the pattern projected by the active display apparatus 122 onto the transmissive screen 120 from the reticle pattern 600a to the reticle pattern 600b by pressing the button 126a or 126b. The user may select reticle patterns of different colors for different application scenarios (e.g., seasons). For example, when the application scenario is summer and the forest is predominantly green, the user may select a red reticle pattern to clearly distinguish the target object within the forest. For example, when the application scenario is autumn and the forest is predominantly orange red, the user may select a green reticle pattern to clearly distinguish the target object within the forest.

FIG. 9 shows a schematic diagram of a display apparatus according to certain embodiments of the disclosure.

FIG. 9 illustrates a light emitting component 10, which may be a basic light emitting unit of the active display apparatus 122. The light emitting component 10 may be an active micro display light emitting component.

The light emitting component 10 includes a substrate 100, a plurality of protrusions 103 on the substrate 100, and a plurality of light emitting units 10a, 10b, and 10c separated by the protrusions 103. In certain embodiments, the light emitting units 10a, 10b, and 10c have similar structures. In addition, while the light emitting units 10a, 10b, and 10c are illustrated to have similar features, this is for illustrative purposes only and is not intended to limit the embodiments. In certain embodiments, the light emitting units 10a, 10b, and 10c may have different structures to meet desired functional requirements. Each of the light emitting units 10a, 10b, and 10c may also be referred to as a pixel.

The light emitting units 10a, 10b, and 10c may be configured to emit visible light of different colors. In certain embodiments, the light emitting unit 10a emits green light, the light emitting unit 10b emits red light, and the light emitting unit 10c emits blue light.

The light emitting component 10 may be a high-resolution micro display light emitting component. The density of the light emitting units 10a, 10b, and 10c may be designed to be at least greater than 700 PPI (pixels per inch). The density of the light emitting units 10a, 10b, and 10c may be designed to be between 700 PPI and 1200 PPI.

A protective layer 101 is formed on the substrate 100. The protective layer 101 is formed on a surface 100a of the substrate 100. The protective layer 101 contacts the surface 100a of the substrate 100. A plurality of first electrodes 102 are formed on the protective layer 101. The plurality of first electrodes 102 contact the protective layer 101. The first plurality of electrodes 102 are separated from each other. The plurality of first electrodes 102 may have a thickness 102T.

A carrier injection layer 104L1 is disposed on exposed surfaces of the protective layer 101, the first electrodes 102, and the protrusions 103. The carrier injection layer 104L1 continuously covers the exposed surface of the protrusion 103 and the first electrodes 102. In some embodiments, the exposed surface of each first electrode 102 is configured as an effective light emitting area for a light emitting unit 10a. Optionally, the carrier injection layer 104L1 may contact the protrusions 103. In some embodiments, the carrier injection layer 104L1 contacts the first electrodes 102. In some embodiments, the carrier injection layer 104L1 is an organic material. In some embodiments, the carrier injection layer 104L1 is configured to perform hole injection. In some embodiments, the carrier injection layer 104L1 is a hole injection layer. In some embodiments, the carrier injection layer 104L1 may have a thickness from about 80 Å to about 500 Å.

A carrier transport layer 104L2 is disposed on the protective layer 101, the first electrodes 102, and the protrusions 103. The carrier transport layer 104L2 is disposed above the carrier injection layer 104L1 and completely covers the carrier injection layer 104L1. The carrier injection layer 104L1 is disposed under the carrier transport layer 104L2. The carrier transport layer 104L2 continuously covers the carrier injection layer 104L1. The carrier transport layer 104L2 covers the plurality of first electrodes 102 and the plurality of protrusions 103. Optionally, the carrier transport layer 104L2 may contact the carrier injection layer 104L1. In some embodiments, the carrier transport layer 104L2 is an organic material. In some embodiments, the carrier transport layer 104L2 is configured to perform hole transport. In some embodiments, the carrier transport layer 104L2 is a first hole transport layer. In some embodiments, the carrier injection layer 104L1 may have a thickness from about 80 Å to about 500 Å.

An organic emission layer 104L3 is disposed on the protective layer 101, the first electrodes 102, and the protrusions 103. The organic emission layer 104L3 is disposed above the carrier transport layer 104L2 and completely covers the carrier transport layer 104L2. The carrier transport layer 104L2 is disposed under the organic emission layer 104L3. The organic emission layer 104L3 continuously covers the carrier transport layer 104L2. The organic emission layer 104L3 covers the plurality of first electrodes 102 and the plurality of protrusions 103. Optionally, the organic emission layer 104L3 may contact the carrier transport layer 104L2. The organic emission layer 104L3 is configured to emit a first color.

An organic carrier transport layer 104L4 is disposed on the protective layer 101, the first electrodes 102, and the protrusions 103. The organic carrier transport layer 104L4 is disposed above the organic emission layer 104L3 and completely covers the organic emission layer 104L3. The organic emission layer 104L3 is disposed under the organic carrier transport layer 104L4. The organic carrier transport layer 104L4 continuously covers the organic emission layer 104L3. The organic carrier transport layer 104L4 covers the plurality of first electrodes 102 and the plurality of protrusions 103. Optionally, the organic carrier transport layer 104L4 contacts the organic emission layer 104L3.

A second electrode 104D is disposed above the organic carrier transport layer 104L4 and completely covers the organic carrier transport layer 104L4. In some cases, the second electrode 104D is patterned to cover only the effective light emitting area of each light emitting pixel. In some cases, the second electrode 104D contacts the organic carrier transport layer 104L4.

The second electrode 104D may have a thickness from about 80 Å to about 500 Å. In some embodiments, the second electrode 104D may have a thickness from about 80 Å to about 150 Å. In some embodiments, the second electrode 104D may have a thickness from about 150 Å to about 200 Å. In some embodiments, the second electrode 104D may have a thickness from about 200 Å to about 300 Å. In some embodiments, the second electrode 104D may have a thickness from about 300 Å to about 400 Å. In some embodiments, the second electrode 104D may have a thickness from about 400 Å to about 500 Å.

A protective layer 105 is formed above the light emitting units 10a, 10b, and 10c. The protective layer 105 contacts the light emitting units 10a, 10b, and 10c. In some embodiments, the protective layer 101 covers the light emitting units 10a, 10b, and 10c. In some embodiments, the protective layer 105 has a top surface 105s. In some embodiments, the protective layer 105 includes an inorganic material. In some embodiments, the protective layer 105 includes an organic material.

A light shielding layer 106 is formed on the protective layer 105. The light shielding layer 106 is formed on the top surface 105s of the protective layer 105. The light shielding layer 106 may have a thickness 106T. The light shielding layer 106 may also be referred to as a patterned light shielding layer 106. The light shielding layer 106 may include a plurality of openings 106g.

As shown in FIG. 9, the opening of the light shielding layer 106 may have a first boundary 106e1 and a second boundary 106e2, while two adjacent protrusions 103 may have a third boundary 103e1 and a fourth boundary 103e2.

There is a distance d1 between the first boundary 106e1 and the third boundary 103e1. There is a distance d2 between the second boundary 106e2 and the fourth boundary 103e2. A distance W1 between the first boundary 106e1 and the second boundary 106e2 is smaller than a distance W2 between the third boundary 103e1 and the fourth boundary 103e2.

FIG. 10 shows a schematic diagram of a display apparatus according to certain embodiments of the disclosure.

FIG. 10 illustrates a light emitting component 20, which may be a basic light emitting unit of the active display apparatus 122. The light emitting component 20 may be an active micro display light emitting component. The light emitting component 20 may be a light emitting component based on liquid crystal on silicon (LCOS) technology.

The light emitting component 20 includes a light source 202, lenses 204a and 204b, a plurality of prisms 206, and a plurality of LCOS microdevices 208. The LCOS microdevice 208 may include a microdevice 208R corresponding to red light, a microdevice 208G corresponding to green light, and a microdevice 208B corresponding to blue light.

Light 200L emitted from the light source 202, after passing through the prisms 206, will respectively reach the microdevices 208R, 208G, and 208B.”

After the light 200L emitted from the light source 202 reaches the microdevices 208R, 208G, and 208B, red light 200R, green light 200G, and blue light 200B are generated, respectively. Each of the red light 200R, the green light 200G, and the blue light 200B passes through the prisms 206 to the lens 204b, which can magnify and display an image.

The aforementioned content generally outlines the features of some embodiments, allowing one skilled in the art to better understand various aspects of the disclosure. One skilled in the art should understand that this disclosure can be easily used as a foundation to design or modify other processes and structures to achieve the same objectives and/or attain the same advantages as the embodiments described in the present application. One skilled in the art should also understand that such equivalent structures do not depart from the spirit and the scope of the disclosed content, and various changes, substitutions, and modifications can be made without departing from the spirit and the scope of the disclosure.

Furthermore, the scope of the present application is not limited to the specific embodiments of processes, machines, manufacture, compositions of matter, means, methods, or steps described in the specification. One skilled in the art will recognize, based on the teachings of the disclosure, that existing or future-developed processes, machines, manufacture, compositions of matter, means, methods, or steps having the same functions or achieving substantially the same results as those corresponding embodiments described herein can be used according to the disclosure. Accordingly, such processes, machines, manufacture, compositions of matter, means, methods, or steps are included within the scope of the claims of the present application.

Claims

1. An optical aiming apparatus, comprising:

a transmissive screen disposed at a first end of the optical aiming apparatus, the transmissive screen comprising a concave surface; and

an active display apparatus disposed at a second end of the optical aiming apparatus, the active display apparatus facing the concave surface of the transmissive screen; wherein:

the active display apparatus is configured to project a first pattern on the transmissive screen;

the active display apparatus is further configured to project a second pattern on the transmissive screen; and

the first pattern and the second pattern have different shapes.

2. The optical aiming apparatus according to claim 1, wherein the active display apparatus comprises a plurality of pixels, wherein the active display apparatus is configured to turn on a first group of the plurality of pixels to form the first pattern on the transmissive screen, and the active display apparatus is configured to turn on a second group of the plurality of pixels to form the second pattern on the transmissive screen.

3. The optical aiming apparatus according to claim 1, wherein the first pattern comprises a first portion presenting a first color and a second portion presenting a second color, and the first color and the second color are different.

4. The optical aiming apparatus according to claim 3, wherein the first color and the second color are complementary colors.

5. The optical aiming apparatus according to claim 3, wherein the first color is red and the second color is green.

6. The optical aiming apparatus according to claim 3, wherein the first portion and the second portion of the first pattern have different thicknesses.

7. The optical aiming apparatus according to claim 1, wherein the active display apparatus comprises an active micro display light emitting component, the active micro display light emitting component comprises at least one of liquid crystal on silicon (LCOS), liquid crystal display (LCD), digital micromirror device (DMD), digital light processing (DLP), organic light emitting diode on silicon (OLEDOS), or micro light emitting diode (Micro LED).

8. The optical aiming apparatus according to claim 1, wherein the first pattern projected on the transmissive screen at least partially overlaps with a target object when an observer uses the optical aiming apparatus to aim at the target object.

9. The optical aiming apparatus according to claim 1, further comprising a button, wherein the button is configured to change the first pattern to the second pattern.

10. The optical aiming apparatus according to claim 9, wherein the second pattern comprises a third portion presenting a first color and a fourth portion presenting a second color.

11. The optical aiming apparatus according to claim 1, further comprising a memory unit and a control unit, wherein the memory unit and the control unit are configured to enable the active display apparatus to display the first pattern in a first time period, and to display the second pattern different from the first pattern in a second time period.

12. The optical aiming apparatus according to claim 1, further comprising a control unit and an environment sensor, wherein the control unit is configured to adjust brightness of the active display apparatus in response to a signal provided by the environment sensor.

13. The optical aiming apparatus according to claim 1, wherein the active display apparatus is further configured to project information on the transmissive screen, the information comprises at least one of wind speed, ballistic deflection, or humidity.

14. An optical aiming apparatus, comprising:

a transmissive screen disposed at a first end of the optical aiming apparatus, the transmissive screen comprising a concave surface;

an active display apparatus disposed at a second end of the optical aiming apparatus, the active display apparatus comprises a plurality of pixels and faces the concave surface of the transmissive screen; and

a button; wherein:

the active display apparatus is configured to turn on a first group of the plurality of pixels to project a first pattern on the transmissive screen; and

the active display apparatus is configured to, in response to a signal provided by the button, turn on a second group of the plurality of pixels to change the first pattern to a second pattern.

15. The optical aiming apparatus according to claim 14, wherein:

the first pattern comprises a first portion presenting a first color;

the second pattern comprises a second portion presenting a second color; and

the first color and the second color are different.

16. The optical aiming apparatus according to claim 14, wherein the active display apparatus is further configured to project information on the transmissive screen, the information comprises at least one of wind speed, ballistic deflection, or humidity.

17. The optical aiming apparatus according to claim 14, wherein the first color is red and the second color is green.

18. The optical aiming apparatus according to claim 14, wherein the active display apparatus comprises an active micro display light emitting component, the active micro display light emitting component comprises at least one of liquid crystal on silicon (LCOS), liquid crystal display (LCD), digital micromirror device (DMD), digital light processing (DLP), organic light emitting diode on silicon (OLEDOS), or micro light emitting diode (Micro LED).

19. The optical aiming apparatus according to claim 14, wherein the first pattern is presented entirely in the first color, and the second pattern is presented entirely in the second color.

20. The optical aiming apparatus according to claim 14, further comprising a control unit and an environment sensor, wherein the control unit is configured to adjust brightness of the active display apparatus in response to a signal provided by the environment sensor.