Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.

Abstract: A turret-type optical element device includes an attaching part attached to a lensless camera having no optical elements on an optical path, and a turret rotatably attached to a substrate having an optical path opening and including an optical element part having at least two optical characteristic regions in which characteristics in optical characteristics possessed by an optical element are different from each other. The turret is rotated such that each of the optical characteristic regions and the optical path opening are faced each other, the optical element part itself is an integrally formed product that is detachably attached to the turret, the turret-type optical element device is attached to the lensless camera through the attaching part, and constitutes an imaging system that includes no optical elements, other than the optical element part on the turret, on the optical path.

Abstract: The present disclosure relates to optical devices and systems, specifically those related to light detection and ranging (LIDAR) systems. An example device includes a shaft defining a rotational axis. The shaft includes a first material having a first coefficient of thermal expansion. The device also includes a rotatable mirror disposed about the shaft. The rotatable mirror includes a multi-sided structure having an exterior surface and an interior surface. The multi-sided structure includes a second material having a second coefficient of thermal expansion. The second coefficient of thermal expansion is different from the first coefficient of thermal expansion. The multi-sided structure also includes a plurality of reflective surfaces disposed on the exterior surface of the multi-sided structure. The multi-sided structure yet further includes one or more support members coupled to the interior surface and the shaft.

Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.

Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.

Abstract: A method for maintaining focus of an optical system on a target surface is provided. The method includes directing at least one beam of light through an objective lens to a sample, wherein the at least one beam of light is associated with at least two effective numerical apertures and receiving at least one reflected beam at the objective lens. The at least one reflected beam is associated with the at least two effective numerical apertures. The method also includes determining at least one image based on the at least one reflected beam, determining a baseline of a feature for each of the one or more objects, and when the feature differs from the baseline, adjusting a working distance between the objective lens and the sample.

Abstract: The optical system disclosed in the embodiment of the invention includes a plurality of lenses arranged in the direction from the object side to the sensor side, wherein at least one first lens of the plurality of lenses includes a first surface that is an object-side surface and a second surface that is a sensor-side surface, a length in a first direction of the first surface is different from a length in the first direction of the second surface, the length in the first direction of the first surface is shorter than a length in a second direction of the first surface, the first direction is orthogonal to an optical axis of the lenses, and the second direction is perpendicular to the first direction and the optical axis.

Abstract: An imaging lens assembly includes six lens elements which are, in order from an object side to an image side along an optical path: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. Each of the six lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side. The first lens element has positive refractive power. The image-side surface of the fourth lens element is convex in a paraxial region thereof. At least one of the object-side surface and the image-side surface of at least one lens element of the imaging lens assembly has at least one critical point in an off-axis region thereof.

Abstract: A lens optical system includes a first lens group having a positive refractive power, a second lens group consisting of two or less lenses and having a positive refractive power, and a third lens group having a negative refractive power. The second lens group is configured to perform a focusing operation to correct a change in an image distance dependent on a change in an object distance, and the first lens group and the third lens group are fixed and the overall length of the lens optical system does not change during the focusing operation.

Abstract: An optical imaging lens includes first to seventh lens elements sequentially arranged along an optical axis from an object side to an image side. Each of the first to the seventh lens elements includes an object-side surface facing the object side and an image-side surface facing the image side. The first lens element has negative refracting power. The second lens element has positive refracting power. A periphery region of the object-side surface of the third lens element is convex. An optical axis region of the image-side surface of the third lens element is convex. An optical axis region of the image-side surface of the fourth lens element is convex. The sixth lens element has negative refracting power. A periphery region of the image-side surface of the seventh lens element is convex. Lens elements of the optical imaging lens are only the seven lens elements described above.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in ascending numerical order along an optical axis from an object side of the optical imaging system toward an imaging plane of an image sensor, wherein TTL/(2*IMG HT)?0.67 is satisfied, where TTL is a distance along the optical axis from an object-side surface of the first lens to the imaging plane of the image sensor, and IMG HT is one half of a diagonal length of the imaging plane of the image sensor, and 15<v1-v3<45 is satisfied, where v1 is an Abbe number of the first lens, and v3 is an Abbe number of the third lens.

Abstract: The present disclosure discloses an optical imaging system. The optical imaging system comprises a lens barrel, and a lens group and at least one spacing element accommodated in the lens barrel. The lens group comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens that are arranged in sequence along an optical axis from an object side to an image side. Here, the sixth lens has a negative refractive power. The at least one spacing element comprises a fifth spacing element that is located between the fifth lens and the sixth lens and is in contact with an image-side surface of the fifth lens.

Abstract: An optical imaging system includes a first lens having an object-side surface that is convex; a second lens having a refractive power and a refractive index of 1.65 or more; a third lens having a refractive power; a fourth lens having a refractive power and an object-side surface that is convex; a fifth lens having a refractive power; a sixth lens having a positive refractive power; and a seventh lens having an object-side surface that is convex, wherein the first lens through the seventh lens are sequentially disposed in numerical order from an object side of the optical imaging system toward an imaging plane of the optical imaging system, and two or more of the first lens and the third lens through the seventh lens have a refractive index of 1.6 or more.

Abstract: An optical imaging system includes a first lens having a positive refractive power and a concave object-side surface, a second lens having a positive refractive power, a third lens having a negative refractive power, a fourth lens having a positive refractive power, and a fifth lens having a positive refractive power and a concave image-side surface. The first through fifth lenses are sequentially disposed in ascending numerical order from an object side of the optical imaging system toward an imaging plane of the optical imaging system.

Abstract: An optical system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens includes an object-side surface that is convex with a meniscus shape. The second lens includes an image-side surface that is convex. The third lens includes an image-side surface that is concave. The fifth lens includes an image-side surface that is concave. The first to sixth lenses are sequentially disposed from an object side to an image side.

Abstract: There is provided an optical system including: a first lens having positive refractive power and having a convex object-side surface; a second lens having positive refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having refractive power; and a seventh lens having negative refractive power and having a concave image-side surface, wherein the first to seventh lenses are sequentially disposed from an object side, whereby an aberration improvement effect may be increased and a high degree of resolution may be realized.

Abstract: A photographing optical lens assembly includes, in order from an object side to an image side along an optical axis, a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. The first lens element has positive refractive power. The second lens element has negative refractive power. The third lens element has an object-side surface being convex in a paraxial region thereof.

Abstract: Folded digital cameras comprising a lens system with a lens and an image sensor, the lens having N?6 lens elements Li, an effective focal length (EFL) and a total track length (TTL), wherein each lens element has a respective focal length fi and wherein a first lens element L1 faces an object side, and an optical path folding element (OPFE) for providing a folded optical path between an object and the lens. In some embodiments, the lens system has a focusing range that covers object-lens distances from infinity to a minimal object distance (MIOD), wherein MIOD/EFL is smaller than 20 or even 7. In some embodiments, the ratio of a maximal chief ray angle to a field of view of the folded camera Max CRA/FOV is smaller than 0.25 or even 0.15 when the camera is focused at infinity.

Abstract: A system may include first lens with a first optical component and a first mounting structure having a first wall on a first side and a second wall on second side, each wall having a gap. The system may further include a second lens that interlocks with the first lens. The second lens includes a second optical component and a second mounting structure that engages with the first mounting structure. The second mounting structure has a first barrier with a first protrusion and a second barrier with a second protrusion. The first and second protrusions positioned complementary to the gaps of the first mounting structure and configured to engage with the gaps, where engagement of the protrusions into the gaps provides passive rotational alignment of the optical components about the optical axis.

Abstract: An imaging lens consisting of, in order from an object side to an image side: a first lens group; a second lens group that has a positive refractive power; and a third lens group that has a negative refractive power, wherein the first lens group includes, successively in order from a position closest to the object side to the image side, two negative lenses and a positive lens, the second lens group includes a positive lens and a negative lens, during focusing from an object at infinity to a closest object, the first lens group remains stationary with respect to an image plane, and the second lens group moves along an optical axis, and assuming that a focal length of the first lens group is f1, and a focal length of the second lens group is f2, Conditional Expression (1) is satisfied: ?0.5<f2/f1<0.5 (1).

Abstract: A variable magnification optical system has, in order from an object side: a first lens group having positive refractive power; a second lens group having negative refractive power; an aperture stop; a third lens group having positive refractive power; and a rear lens group. Upon zooming from a wide-angle end state to a telephoto end state, at least the rear lens group is moved toward the object side, and distances between the lens groups are varied. Upon focusing from an infinitely distant object to a closely distant object, the third lens group is moved along the optical axis. At least a portion of the rear lens group constitutes a vibration reduction lens group having negative refractive power and moveable perpendicular to the optical axis. An optical apparatus and a method of manufacture are also provided.

Abstract: A zoom optical system (ZL) comprises, in order from an object, a first lens group (G1) having a positive refractive power, a second lens group (G2) having a negative refractive power, a third lens group (G3) having a positive refractive power, a fourth lens group (G4) having a positive refractive power and a succeeding lens group (GR). In the zoom optical system, upon zooming, distances between adjacent lens groups change, and the succeeding lens group (GR) includes a plurality of focusing lens groups that have positive refractive powers and move upon focusing.

Abstract: A first lens group (G1) having positive refractive power, a second lens group (G2) having negative refractive power, a third lens group (G3) having positive refractive power, a fourth lens group (G4) having negative refractive power, and a fifth lens group (G5) having positive refractive power are arranged in order from an object, and zooming is performed by changing distances between each lens group, and the first lens group (G1) is composed of three or more lenses, the fourth lens group (G4) is composed of two or less lenses, and the fifth lens group (G5) is composed of two or less lenses and moves to an image surface side upon zooming from a wide angle end state to a telephoto end state, and the following conditional expression (1) is satisfied. 8.40<f1/(?f2)??(1) where, f1 denotes a focal length of the first lens group (G1), and f2 denotes a focal length of the second lens group (G2).

Abstract: An image projection device that can effectively use a space to achieve space saving even when projection light from an image projecting unit is reflected by a plurality of freeform curved mirrors to reach a viewpoint is provided. The image projection device includes: an image projecting unit emitting projection light including an image; a first freeform curved mirror reflecting the projection light incident from the image projecting unit; and a second freeform curved mirror reflecting the projection light incident from the first freeform curved mirror and causing the projection light to reach a viewpoint. Only one of an x-axis component and a y-axis component of the projection light reflected by the first freeform curved mirror forms an image between the first freeform curved mirror and the second freeform curved mirror.

Abstract: A confocal microscope unit includes: a light source device which includes a light emitting element, a photodetector, a drive unit, and a control unit; and a scan mirror which scans excitation light, wherein, the control unit executes first control of adjusting and outputting a drive signal for driving the drive unit based on a control signal and a detection signal from the photodetector and executes the first control while changing a value of the control signal to generate and store a data table indicating a correspondence between a drive current and light intensity of excitation light, and wherein, the control unit executes second control of outputting the control signal as a drive signal, executes the second control by using the control signal corresponding to the drive current corresponding to the target light intensity based on the data table, and executes control of stopping the drive current.

Abstract: A microscopy system and a method for operating a microscopy system are provided. The microscopy system includes a tracking camera configured to detect a pose of an object, a tracking illumination device, and a controller configured to control the tracking illumination device and/or the tracking camera. Illumination information is determinable by evaluating an image representation from the tracking camera and/or pose information of the object is determinable relative to at least one illumination device and/or a working distance is determinable, with the illumination by the tracking illumination device and/or an image capture by the at least one tracking camera being able to be set based on the illumination information and/or based on the pose information of the object and/or based on the working distance.

Abstract: Techniques for acquiring focused images of a microscope slide are disclosed. During a calibration phase, a “base” focal plane is determined using non-synthetic and/or synthetic auto-focus techniques. Furthermore, offset planes are determined for color channels (or filter bands) and used to generate an auto-focus model. During subsequent scans, the auto-focus model can be used to quickly estimate the focal plane of interest for each color channel (or filter band) rather than re-employing the non-synthetic and/or synthetic auto-focus techniques.

Abstract: Apparatus and methods are described for analyzing a bodily sample. A microscope system acquires one or more microscope images of the bodily sample. A computer processor identifies elements as being candidates of a given entity, in the one or more images. The computer processor extracts, from the one or more images, at least one candidate-informative feature associated with the candidate, and at least one sample-informative feature that is indicative of contextual information related to the bodily sample. The computer processor processes the candidate-informative feature in combination with the sample-informative feature, and performs an action in response thereto. Other applications are also described.

Abstract: The invention relates to a controllable optical assembly such as a controllable lens or a controllable beam deflector. The optical assembly comprises first and second cover members, wherein one of them is transparent while the other is transparent or reflective. A transparent, deformable, non-fluid body is sandwiched between the first and second cover members so that the first and second cover members and non-fluid body constitute a lens or a light deflector. Actuators are arranged to generate a controllable bending and/or tilt of the first and/or the second cover member dependent on a control signal. One or more sensors are provided to generate a measurement signal indicative of the bending or tilt of the first and/or the second cover member. The control signal is determined based on the measurement signal.

Abstract: An optical scanning device for light ranging and detection (LiDAR) is provided. The optical scanning device comprises a rotatable polygon reflector having a plurality of reflective facets. The rotatable polygon reflector is configured to rotate about a first rotation axis in a first rotation direction. The optical scanning device further comprises one or more fluid circulation devices disposed alongside the rotatable polygon reflector or attached to the rotatable polygon reflector. The one or more fluid circulation devices are configured to rotate about a second rotation axis to form a fluid circulation surrounding the plurality of reflective facets of the rotatable polygon reflector. The fluid circulation is at least partially in the first rotation direction.

Abstract: A system for compensating for the distortion of a wavefront of one portion at least of an incident light beam comprises: —an adaptive optic for providing, via reflection from an active surface, a corrected light beam; —a mode splitter for providing a plurality of output light beams belonging to a family of target modes; —a photonic device that is optically coupled to the mode splitter, the photonic device being configured to deliver: i. a useful light beam; ii. quantities representative of the characteristics of the output light beams; —a controller of the adaptive optic, the controller being connected to the photonic device and to the adaptive optic, the controller being configured to, on the basis of the quantities, adjust the deformation of the active surface.

Abstract: An optical phased array device, which can flexibly set the light splitting weight and has good scalability, includes a light splitting network, phase shifters, and emission units. Among them, the light splitting network of the device can set the optical power weight of the array element freely and has good scalability. The light splitting network of optical phased array consists of a series of basic elements, each of which can realize uniform or non-uniform light splitting of N channels. The light splitting network adopts a tree topology. The tree network structure can be freely designed, and the components used by the network nodes can also be freely selected. By freely designing the structure of the light splitting network and the components used by each node, the optical output distribution of the network can be set, so that the far field distribution of the optical phased array can be optimized.

Abstract: Some embodiments herein are directed to head-mounted Virtual Retina Display (VRD) systems with actuated reflective pupil steering. The display systems include a projection system for generating image content and an actuated reflective optical architecture, which may be part of an optical combiner, that reflects light from the projection system into the user's eyes. The display systems are configured to track the position of a user's eyes and to actuate the reflective optical architecture to change the direction of reflected light so that the reflected light is directed into the user's eyes. The VRDs described herein may be highly efficient, and may have improved size, weight, and luminance such that they are capable of all-day, everyday use.

Abstract: Head-mounted display systems with power saving functionality are disclosed. The systems can include a frame configured to be supported on the head of the user. The systems can also include a head-mounted display disposed on the frame, one or more sensors, and processing electronics in communication with the display and the one or more sensors. In some implementations, the processing electronics can be configured to cause the system to reduce power of one or more components in response to at least in part on a determination that the frame is in a certain position (e.g., upside-down or on top of the head of the user). In some implementations, the processing electronics can be configured to cause the system to reduce power of one or more components in response to at least in part on a determination that the frame has been stationary for at least a threshold period of time.

Abstract: A method for operating a pair of smart glasses. The method includes a step of outputting a wavelength-modulated light beam by a light source to an eye of a user of the smart glasses, the light beam being output utilizing a movable mirror element in a state of rest. The method also includes a step of receiving a portion of the wavelength-modulated light beam, reflected from a reflection point, as reflection beam. The method further includes a step of ascertaining a wavelength difference between the reflection beam and the wavelength-modulated light beam, utilizing a laser feedback interferometry sensor. The method also includes a step of determining a distance d between the light source 135 and the reflection point, utilizing the wavelength difference.

Abstract: To provide a head-up display that can provide light-shielding portions at a plurality of locations while controlling costs.

Abstract: A display system comprising an optical combiner. The optical combiner is arranged to form a surface for a first eye-box for a first user and a second eye-box for a second user and is transmissive. The display system further comprises a structure arranged in cooperation with a sub-area of the optical combiner. The structure is or appears substantially transmissive when viewed from the first eye-box and substantially opaque when viewed from the second eye-box.

Abstract: A head-up display system includes an eye-box having a first and second dimension, an image projector including a picture generating unit and an optical system, and a movement assembly. The picture generating unit includes a spatial light modulator arranged to spatially modulate light in accordance with a hologram. The optical system relays the spatially modulated light to an optical combiner. The movement assembly moves at least a portion of the image projector rectilinearly between a plurality of positions such that at least one component of the picture generating unit is moved together with the optical system. Spatially modulated light relayed to the optical combiner forms a virtual image viewable from a sub-eye-box having a position in the first dimension being dependent on the position of the at least a portion of the image projector. The eye-box is the sum of the sub-eye-boxes associated with each of the plurality of positions.

Abstract: A head mounted display displays an image in the user's field of vision and includes a video display unit that generates the image to be displayed. A first waveguide and a second waveguide duplicate the video light from the video display unit. Each of the waveguides includes a pair of parallel main planes that confine video light by internal reflection. The first waveguide includes an incident surface that reflects video light into the inside and two or more outgoing reflective surfaces emit video light into the second waveguide. The second waveguide includes an input unit that couples video light from the first waveguide to the inside and an output unit that emits video light to the user's pupil, wherein the angle between the duplication direction of video light in the first waveguide and the duplication direction of video light in the second waveguide is less than 90°.

Abstract: A method of planarizing an overcoat layer on a surface-relief grating includes dispensing a layer of a resin material that is curable by heat or electromagnetic radiation on a surface-relief grating that includes a plurality of grating grooves, pressing the layer of the resin material using a planar imprint stamp, curing the resin material in the layer of the resin material, and detaching the planar imprint stamp from the layer of the resin material. In one example, a thickness of the overcoat layer on top of grating ridges of the surface-relief grating is equal to or less than 20 nm, and a surface peak-to-valley height of a top surface of the overcoat layer is equal to or less than 5 nm.

Abstract: An augmented reality (AR) display is provided. The display comprises a light field generator and a birdbath eyepiece. The light field generator generates a light field as an output. The birdbath eyepiece connects to the light field generator for receiving and projecting the light field to human eye. The birdbath eyepiece comprises a beam splitter and a combiner. The combiner has a curved surface. Each beam of the light field is split into two beams by the beam splitter with one of the split beams reflected by the combiner. Three states-of-use of the birdbath eyepiece are provided for the near-eye light field AR display to transmit the light field to the human eye. A low f-number (or focal ratio) and a large eyebox are obtained to effectively expand the field of view and increase the volume of space within which the human eye can receive the light field.

Abstract: Embodiments of the present application generally relate to augmented reality and virtual reality glasses having stacked lenses. The augmented reality (AR) and virtual reality (VR) glasses includes a pair of lenses retained by a frame. A lens stack is utilized in the pair of lenses. The lens stack may include multiple metasurfaces that improve the focus adjustment for both the real and virtual images as well as a prescription lens or prescription metasurface in the lens stack. The metasurfaces are coupled to a waveguide combiner to assist in overlaying virtual images on ambient environments. By utilizing a lens stack, the total weight of the glasses will decrease.

Abstract: An eyewear device for being worn on a head of a user for presenting virtual content to a user comprises an optics system and a frame front operatively coupled to the optics system for presenting virtual content to a user wearing the eyewear device. The eyewear device further comprises left and right opposing temple arms affixed to the frame front, and a torsion band assembly having opposing ends that connect the left and right opposing temple arms together. The eyewear device further comprises at least a first floating boss that protrudes partially into one of the left and right opposing temple arms, such that the first floating boss(es) moves within the one of the left and right opposing temple arms in one or more axes in a constrained manner.

Abstract: A display subsystem for a virtual image generation system for use by an end user comprises a planar waveguide apparatus, an optical fiber, at least one light source configured for emitting light from a distal end of the optical fiber, and a collimation element mounted to a distal end of the optical fiber for collimating light from the optical fiber. The virtual image generation system further comprises a mechanical drive assembly to which the optical fiber is mounted to the drive assembly. The mechanical drive assembly is configured for displacing the distal end of the optical fiber, along with the collimation element, in accordance with a scan pattern. The virtual image generation system further comprises an optical waveguide input apparatus configured for directing the collimated light from the collimation element down the planar waveguide apparatus, such that the planar waveguide apparatus displays image frames to the end user.

Abstract: A head-mounted display comprises: a wearing body; a display; a communication module configured to perform communication connection with a mobile information terminal; a field of view(FOV) sensor configured to output status data used for determining whether the mobile information terminal is included in a user's FOV through the wearing body; and a controller connected to each of the display, the communication module, and the FOV detection sensor. The controller determines whether the mobile information terminal is included in the user's FOV based on the status data, and performs display control with respect to the display so as to display an application screen of the mobile information terminal on the display when determining that the mobile information terminal is not included in the FOV, and not to display the application screen on the display when determining that the mobile information terminal is included in the FOV.

Abstract: An independent eye-mounted device includes a display that projects pixels onto a retina of a user's eye. The device also includes a memory storing an application, and a processing device coupled to the memory to execute the application. The application populates a canvas with images of rendered graphic objects used by the application. The device further includes a real-time graphics module that, repeatedly and in real-time, transfers the images of the rendered graphic objects from the canvas to the display.

Abstract: The present invention provides an optical device for augmented reality having a refractive space, the optical device including: a first optical element configured to transfer virtual image light to a second optical element; the second optical element configured to transfer the virtual image light toward the pupil of an eye of a user; an optical means configured such that the first optical element and the second optical element are embedded therein; and a refractive space formed inside the optical means; wherein the refractive space has a first surface and a second surface; and wherein the virtual image light output from the image output unit enters the first optical element through the second surface of the refractive space, is reflected by the first optical element and then output through the second surface of the refractive space, and is then transferred to the second optical element.

Abstract: A portable short-focus near-eye display system is provided, which relates to the field of near-eye display technologies, and solves the problem of contradiction between optical performance and volumes in an existing AR technology. The system includes a microdisplay, an inner lens, and a concave partial reflector. The inner lens is closer to a pupil position, and the concave partial reflector is farther away from the pupil position. The microdisplay includes a rotating linear display or a transparent display. Through multiple reflections, an optical path is folded, so that a distance between a convex partial reflector and the concave partial reflector is shortened, and a thickness of glasses can be maximally reduced, thereby achieving thinning.

Abstract: A head-mounted display device, comprising a holder, a lens barrel assembly provided on the holder, and an adjusting device. The lens barrel assembly comprises a lens barrel, a display module provided in the lens barrel, and an optical lens group provided at one end of the lens barrel, wherein the optical lens group comprises at least one optical lens. The adjusting device comprises a driving device provided on the holder, a support provided in the lens barrel and fixedly connected to the display module, and a transmission device. The transmission device is configured to be capable of driving the support to do a reciprocating linear motion under a driving of the driving device, so that the display module is close to or away from the optical lens group.

Abstract: Described herein are embodiments of apparatuses for an augmented reality system wherein a wearable augmented reality apparatus may be constructed to have multiple chambers with circuitry elements that are physically and electrically connected. The embodiments may further include a structure for a circuitry chamber that protects sensitive components from external factors.