Abstract: A modular cable tie-down bracket is provided. The cable tie-down bracket includes a pipe adapter mounting portion and a cable mounting portion integrally formed with the pipe adapter mounting portion. Further, the pipe adapter mounting portion is configured to be mounted to a pipe adapter and the cable mounting portion is configured to mount a cable. A cable mounting assembly is also provided.

Abstract: An example fiber storage device includes a bend radius limiter extending along a height from a first end to a second end. The first end is seated at a mounting surface. One or more arms extend outwardly from the second end of the body. Each of the arms defines a retaining member that contacts the mounting surface. Each retaining member has a first contact surface that faces away from the storage surface and a second contact surface that faces towards the storage surface. A storage region is defined between the mounting surface, the storage surface, one of the arms arm, and the second contact surface of the respective retaining member.

Abstract: An optical mount system that may be adjusted by a variety of devices and methods. In some cases, a post collar assembly may be configured to engage a collar coupling surface of a post holder body such that the post collar engages the collar coupling surface in indexed and predetermined angular positions. In some cases, a base of a post holder body may be configured to accept a secondary base element in the form of a mounting adapter which may be releasably secured the base to provide additional stiffness for the mounting of the base to a reference surface.

Abstract: A lens assembly includes a first lens holder that holds a first lens, a first guiding shaft that guides the first lens holder in a parallel direction to an optical axis of the first lens, a first driver that drives the first lens holder in an axial direction of the first guiding shaft, a second lens holder that holds a second lens that is different from the first lens, and a second driver that drives the second lens holder in a direction of the optical axis. Here, the first guiding shaft, the second driver, and the first driver are arranged in the stated order in a circumferential direction of a circle that is centered on the optical axis.

Abstract: An adjustment apparatus (20) for an optical element (12) of an optoelectronic sensor (10) is provided comprising a drive (32), a cam disk (22) rotatable by the drive (32) and a transmission element (26) which is in contact with a periphery of the cam disk (22) and is connected to the optical element (12) in order thus to convert a rotary movement of the cam disk (22) into an adjustment movement of the optical element (12). In this respect, the cam disk (22) is manufactured from metal in an etching technology.

Abstract: Provided are an imaging device and a focusing control method capable of preventing a focusing error even in a case where still image capturing is consecutively performed to enhance imaging quality. A digital camera performs a correlation operation of two images captured by a pixel pair P1 after performing an imaging process of an N-th frame, and determines a reliability of a correlation operation result based on the result of the correlation operation. In a case where the reliability is low, the digital camera performs a focusing control based on a contrast AF method in each time of imaging subsequent to an (N+1)-th frame, and in a case where the reliability is low, the digital camera performs a focusing control based on a phase difference AF method in an imaging process of the (N+1)-th frame.

Abstract: A five-piece optical lens for capturing image and a five-piece optical module for capturing image, along the optical axis in order from an object side to an image side, include a first lens with refractive power having an object-side surface which can be convex; a second lens with negative refractive power; a third lens with positive refractive power; a fourth lens with positive refractive power; and a fifth lens which can have negative refractive power, wherein an image-side surface thereof can be concave, and at least one surface of the fifth lens has an inflection point; both surfaces of each of the five lenses are aspheric. The optical lens can increase aperture value and improve the imaging quality for use in compact cameras.

Abstract: An inner focus lens includes sequentially from an object side, a first lens group having a positive refractive power; a second lens group having a negative refractive power; and a third lens group having a negative refractive power. The second lens group is moved along the optical axis, whereby focusing from a focus state for an object at infinity to a focus state for a minimum object distance is performed. The inner focus lens satisfies a conditional expression (1) ?29.0?f3/f??5.4, where f3 is a focal length of the third lens group at the focus state for an object at infinity and f is a focal length of the optical system overall at the focus state for an object at infinity.

Abstract: A compact, low-profile, low-cost imaging lens with an F-value of 2.5 or less and a wide field of view which corrects aberrations properly. Its elements are arranged from an object side to an image side: a first positive optical element group including a first positive lens having a convex object-side surface, a second negative lens having a concave image-side surface, and a third positive lens having a convex object-side surface; a second positive optical element group including a fourth positive lens having a convex image-side surface; and a third negative optical element group including a fifth negative double-sided aspheric lens having a concave image-side surface. The fifth lens image-side surface has at least one pole-change point off an optical axis. A double-sided aspheric aberration correction optical element with virtually no refractive power is located in an air gap nearer to the image plane than the first optical element group.

Abstract: There is provided a lens module including: a first lens having positive refractive power; a second lens having negative refractive power; a third lens having positive refractive power; a fourth lens having negative refractive power and having a convex image-side surface; a fifth lens having negative refractive power; and a sixth lens having negative refractive power and having one or more inflection point on an image-side surface thereof.

Abstract: An optical system includes: a first lens having refractive power and comprising an object-side surface which is convex in a paraxial region; a second lens having refractive power and comprising an object-side surface which is convex in the paraxial region; a third lens having refractive power; a fourth lens having refractive power; and a fifth lens having refractive power. The first to fifth lenses are sequentially disposed from an object side. An Abbe number of the first lens is between 30 and 50. Deteriorations in resolution at high temperatures and/or low temperatures may be decreased, MTF performance may be maintained even during temperature changes, and changes in focusing positions may be decreased. In addition, an aberration improvement effect, a wide field of view and a high degree of resolution may be implemented.

Abstract: The present disclosure discloses an optical image capturing system. The optical image capturing system includes a first lens with refractive power, a second lens with refractive power, a third lens with refractive power, a fourth lens with refractive power, a fifth lens with refractive power, a sixth lens with refractive power and a seventh lens with refractive power sequentially arranged from an object side to an image side along the optical axis. At least one of the first through sixth lens has positive refractive power. The seventh lens may have negative refractive power and both image side and object side surfaces of the seventh lens are aspheric. The optical image capturing system can increase aperture value and improve the imagining quality for the application of compact cameras.

Abstract: An imaging lens is constituted essentially by four or more lenses, including, in order from the object side to the image side: a first lens having a positive refractive power; a second lens having a negative refractive power; and a plurality of other lenses. The conditional formulae below are satisfied. 0.8<TL/f<1.0??(1) 1.0<f/fl<3.0??(2) 2.03 mm<f<5.16 mm??(3) 1.0 mm<fl<3.0 mm??(4) wherein f is the focal length of the entire lens system, fl is the focal length of the first lens, TL is the distance along the optical axis from the surface of the first lens toward the object side to the paraxial focal point position at the image side in the case that the portion corresponding to back focus is an air converted length.

Abstract: A lens module includes a first lens having refractive power; a second lens having refractive power, both surfaces thereof being convex; a third lens having refractive power, both surfaces thereof being concave; a fourth lens having refractive power; a fifth lens having refractive power, an object-side surface thereof being convex; and a sixth lens having refractive power and having one or more inflection points on an image-side surface thereof, an object-side surface thereof being convex. The first to sixth lenses are sequentially disposed in numerical order from the first lens to the sixth lens from an object side of the lens module toward an image side of the lens module.

Abstract: An imaging lens includes, in order from the object side to the image side: a negative first lens; a positive second lens; a positive third lens; a negative fourth lens; a positive fifth lens; a positive sixth lens; and a negative seventh lens. In the imaging lens, Conditional Formula (1) related to the radius of curvature R2 of the surface of the first lens toward the image side and the focal length f of the entire lens system and Conditional Formula (2) related to the radius of curvature R3 of the surface of the second lens toward the object side and the focal length f of the entire lens system are satisfied. 1<R2/f??(1) 4<R3/f<30??(2).

Abstract: A compact low-cost imaging lens which provides brightness with an F-value of 2.5 or less and a wide field of view and corrects aberrations properly, meeting the demand for low-profileness. The imaging lens elements are arranged in the following order from an object side to an image side: a first lens with positive refractive power having a convex surface on the object side; a second lens with negative refractive power; a third lens with positive or negative refractive power having at least one aspheric surface; a fourth lens with positive refractive power; a fifth lens as a meniscus double-sided aspheric lens having a concave surface near an optical axis on the image side; and a sixth lens as a meniscus lens having a concave surface near the optical axis on the object side. The both surfaces of the fifth lens have pole-change points off the optical axis.

Abstract: An imaging lens assembly is provided in the present disclosure. The imaging lens assembly includes a first lens with positive refractive power, a second lens with negative refractive power, a third lens with negative refractive power, a forth lens with positive refractive power, a fifth lens with positive refractive power and a sixth lens with negative refractive power. The first lens, the second lens, the third lens, the forth lens, the fifth lens and the sixth lens are arranged in sequence from the object side to the image side and satisfy conditions provided in the present disclosure.

Abstract: A photographing optical lens system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, a seventh lens element and an eighth lens element. The second lens element has positive refractive power. The eighth lens element has an image-side surface being concave in a paraxial region thereof, wherein the image-side surface of the eighth lens element has at least one convex shape in an off-axis region thereof, and both an object-side surface and the image-side surface thereof are aspheric. The photographing optical lens system has a total of eight lens elements. An air gap in a paraxial region is located between every two lens elements of the photographing optical lens system that are adjacent to each other.

Abstract: Disclosed are an apparatus for fabricating a lens. The apparatus for fabricating a lens includes a molding frame to receive a source material injected through an injection port, and a light source or a heat source to irradiate a light or a heat onto the source material in the molding frame. The molding frame includes a plurality of molding grooves adjacent to each other and at two connection passages to connect the molding grooves to each other.

Abstract: A zoom lens including, in order from an object side: a positive first lens unit not moving for zooming; a negative second lens unit moving during zooming; a negative third lens unit moving during zooming; and a fourth lens unit not moving for zooming and including an aperture stop, the fourth lens unit including first and second sub-lens units arranged on object side and image plane side of the aperture stop, respectively, in which a relationship between a maximum height of an axial ray from an optical axis in the first sub-lens unit when focusing at infinity at a wide angle end, and a maximum height of an axial ray at the aperture stop when focusing at infinity at the wide angle end and of full open aperture, and a lateral magnification of the fourth lens unit when focusing at infinity at the wide angle end are appropriately set.

Abstract: Provided is a zoom lens, including, in order from an object side to an image side: a positive first lens unit that does not move for zooming; a negative second lens unit that moves during zooming; and a positive N-th lens unit that does not move for zooming and is arranged closest to the image side. Among lenses constructing the second lens unit, two lenses closest to the image side are a positive lens and a negative lens, and partial dispersion ratios for g-line and F-line and Abbe numbers for a d-line of the positive and negative lenses, and an average value of refractive indices of all the lenses of the second lens unit are appropriately set.

Abstract: In a zoom lens of a fixed total length, at the time of changing the magnification from the wide-angle end toward the telephoto end, the first lens group is anchored while the second lens group is moved, and the third and fourth lens groups are moved so as to be located at the object side of the telephoto end relative to the wide-angle end, such that: the interval between the second and third lens groups is decreased at the telephoto end relative to the wide-angle end; the interval between the third and fourth lens groups is increased at the telephoto end relative to the wide-angle end; and the interval between the fourth and fifth lens groups is increased at the telephoto end relative to the wide-angle end, and at the time of focusing a near object point from a remote object point, the second lens group is moved.

Abstract: Described herein is a lens having at least one object-side and at least one image-side refractive surface. In order to determine a light intensity of an effective luminous flux propagating through the lens without the need for additional components for coupling light out, the lens includes a reflective surface arranged between the object-side and the image-side refractive surfaces and aligned obliquely to the optical axis.

Abstract: A light trapping optical cover employing an optically transparent layer with a plurality of light deflecting elements. The transparent layer is configured for an unimpeded light passage through its body and has a broad light input surface and an opposing broad light output surface. The light deflecting elements deflect light incident into the transparent layer at a sufficiently high bend angle with respect to a surface normal and direct the deflected light toward a light harvesting device adjacent to the light output surface. The deflected light is retained by means of at least TIR in the system formed by the optical cover and the light harvesting device which allows for longer light propagation paths through the photoabsorptive layer of the device and for an improved light absorption. The optical cover may further employ a focusing array of light collectors being pairwise associated with the respective light deflecting elements.

Abstract: A system and method for dating gelatin silver photographic paper is provided. The system and method includes providing a database management system having physical texture characteristic profiles. The system implements a program of instructions to determine a probable date range or source for each textural characteristic profile. The system includes LED sources disposed around an inner surface of a dome; an LED controller, and a CCD imager microscope.

Abstract: A microscope includes a multi-wavelength emitting laser light source. A microscope objective is configured to receive and expand input light emitted from the light source, and a dichroic mirror is configured to reflect the expanded input light. A micro lens array with a plurality of micro lenses splits the reflected and expanded input light onto a fluorescence producing sample. A lens collectively captures the fluorescence for each micro lens in the plurality of micro lenses, and a camera receives the fluorescence from the lens and produces an image of the sample based on the received fluorescence.

Abstract: The present microscope system has: a microscope, which has a light source, an aperture stop, a condenser lens, and an objective lens; a camera, which has a microlens array and an image pickup element; and an image processing unit, which constitutes a computer. The image processing unit divides a plurality of pixels allocated to each of the microlenses into bright-field image detection regions to be used for detecting bright-field images, and dark-field image detection regions to be used for detecting darkfield images, in accordance with the size of an aperture of the aperture stop. The image processing unit generates bright-field image data of a sample and darkfield image data of the sample.

Abstract: An analysis apparatus includes a two-dimensional coordinate detecting unit and a three-dimensional coordinate determining unit. The two-dimensional coordinate detecting unit is configured to detect, with respect to a captured image group obtained by capturing an analysis specimen including an analysis target object at a plurality of focal depths, a two-dimensional coordinate candidate being a candidate of a plane coordinate of the analysis target object in each captured image. The three-dimensional coordinate determining unit is configured to determine, based on a position relationship of the plane coordinate candidates between the captured images, a three-dimensional coordinate candidate being a candidate of a three-dimensional coordinate of the analysis target object.

Abstract: A microscope includes a spatial light modulator configured for adjusting the perspective angle of a view imaged at the light detector. The spatial light modulator is positioned at a pupil plane, or at an equivalent conjugate plane thereof, in the illumination light path or in the detection light path. The microscope enables perspective views of a sample at different angles, which may be utilized to generate a three-dimensional image of the sample.

Abstract: An endoscope objective lens consists essentially of, in order from the object side, a negative first lens group, a stop, and a positive second lens group. At least one of the first lens group and the second lens includes only one cemented lens which is formed by a positive lens and a negative lens cemented together. The entire system includes a positive single lens. The endoscope objective lens satisfies given condition expressions relating to the focal length of the entire system, the center thickness of the positive single lens, the center thickness of the cemented lens, the distance from the most object-side lens surface to the stop, and the distance from the stop to the most image-side lens surface.

Abstract: An eyepiece lens consists essentially of a first lens having positive refractive power, a second lens having negative refractive power, a third lens having positive refractive power, and a fourth lens having positive refractive power in this order from an observation object side. Conditional expression (1): ?3.5<f/fA<0.0 is satisfied, where f: a focal length of an entire system, and fA: a combined focal length of the first lens and the second lens.

Abstract: This disclosure provides systems, methods and apparatus for provided masked structures on an embossed substrate. In one aspect, these masked structures may be reflected facets for use as part of a frontlight film. In another aspect, these masked structures may be masked wiring for use as part of a capacitive touchscreen array. In one aspect, the structures may have a discrete mask formed thereon, while in other aspects, these structures may have self-masking attributes, and may include an interferometric black mask.

Abstract: A display device including a top support plate having a first refractive index. A diffusion layer on a first surface of the top support plate includes a plurality of features. Each feature of the plurality of features has a second refractive index greater than the first refractive index. A transparent conductive polymer layer is applied over the diffusion layer. The transparent conductive polymer layer has a third refractive index equal to the first refractive index, and provides a common electrode.

Abstract: An optical path switching device is configured to selectively direct electromagnetic radiation toward one detector of a plurality of detectors. The switching device includes a platform, a mirror mount rotatably mounted on the platform by a bearing, a mirror coupled to the mirror mount, and an active actuator configured to rotate the mirror mount with respect to the platform a predetermined amount to direct electromagnetic radiation toward a desired detector.

Abstract: To optionally forming a multilevel light intensity distribution on an illumination pupil plane, the illumination apparatus implements Köhler illumination on an illumination target surface, using as a light source the light intensity distribution formed on the illumination pupil plane on the basis of light from a light source. The illumination apparatus has a spatial light modulator, a condensing optical system, and a controller. The spatial light modulator has reflecting surfaces which are two-dimensionally arranged and postures of which can be controlled independently of each other. The condensing optical system condenses light from the reflecting surfaces to form a predetermined light intensity distribution on the illumination pupil plane. The controller controls the number of reflecting surfaces contributing to arriving light, for each of points on the illumination pupil plane forming the light intensity distribution, according to a light intensity distribution to be formed on the illumination pupil plane.

Abstract: A micromechanical mirror includes a mobile mass carrying a mirror element and provided in a body including semiconductor material. A driving structure is coupled to the mobile mass to cause a scanning movement thereof. The driving structure is configured to generate a combination of a two or more sinusoidal resonant modes in the micromechanical mirror at respective resonant frequencies. This combination approximates a scanning pattern of the mobile mass defined by a linear function which may, in particular, be a triangular shaped function.

Abstract: An image forming apparatus performs periodic line based image transformation in order to correct for irregularities in a mirror and for mechanical disturbances that may occur during the rotation of the mirror. The irregularities of the mirror and the mechanical disturbances that occur during the rotation of the mirror may be measured at installation or may be measured during an operation of the image formation apparatus. The characteristics of the mirror are stored as configuration data, which is referenced by a direction of rotation. The image forming apparatus adjusts image data according to the configuration data. The adjustment may occur through data manipulation in stored image data. Alternatively, the adjustment may occur through the control of a pixel rate used to modulate the image data into a transmitted laser beam. The image data may be received by a host device or the image data may be generated by a scanner.

Abstract: In a mirror drive device, a first actuator section and a second actuator section are arranged on both sides of a mirror supporting section that supports a mirror section so as to sandwich the mirror supporting section. The upper electrode of a first actuator section includes a first electrode section and a second electrode section, and an upper electrode of a second actuator section includes a third electrode section and a fourth electrode section. The arrangements of the electrode sections correspond to stress distribution of principal stresses in the piezoelectric body in resonant mode vibration, and in a piezoelectric body portion that corresponds to positions of the first electrode section and the third electrode section and a piezoelectric body portion that corresponds to positions of the second electrode section and the fourth electrode section, stresses in opposite directions to each other are generated.

Abstract: A lens assembly includes a lens barrel, a plurality of lenses and at least one light-shielding member. The lens barrel extends along an axis and includes a peripheral wall that surrounds the axis and defines a receiving chamber. The peripheral wall has open and aperture-forming ends that are opposite to each other and respectively adjacent to image and object sides of the lens assembly. The lenses are disposed in the receiving chamber in sequence along the axis between the aperture-forming and open ends. The light-shielding member is disposed in the receiving chamber and includes an annular light-shielding body and an adhesive layer for positioning the annular light-shielding body relative to at least one of the lenses.

Abstract: A viewer includes a multifocal lens capable of setting one of a plurality of focal lengths. When a measuring section detects a change in gazing point distance, a selection section selects a focal length to be set among the plurality of focal lengths, and a determiner determines a time duration before a focal length of the multifocal lens is changed. A controller changes the focal length of the multifocal lens when a detector detects a blink or saccadic eye movement of the user before the determined time duration elapses.

Abstract: Systems and methods for communications with wearable devices having displays with low boot time are provided. In one example embodiment, a display command is received at a low-power processor, and the low-power processor boots a video processor. The video processor then boots a high-speed processor as part of managing display of content. In certain embodiments, a low-power wireless connection from a camera to a client device is established. Based on this connection, the low-power processor initiates boot-up of a high-speed processor and wireless communication circuitry, which is used to receive content for display on the wearable device.

Abstract: A display, in particular for a motor vehicle, includes a projection module for generating an image in order to project it in the normal viewing direction of a user of the display, along an optical path. The display also includes a reflecting and/or displaying element, which is movable between various display positions. The display also includes a holder for the reflecting and/or displaying element. The holder can be moved vertically between various positioning states.

Abstract: A vehicular display apparatus includes a light source unit that emits laser light; a first optical system that uses a first projection surface, onto which a display image is projected, to make a virtual image discernible; a second optical system that uses a second projection surface, onto which the display image is projected, to make a real image discernible; a controller; and a switching mechanism that switch the two optical systems. The distance between the light source unit and first projection surface is smaller than the distance between the light source unit and second projection surface.

Abstract: A head-up display (HUD) apparatus and a method of using the HUD apparatus are described. The HUD apparatus includes a first optical module configured to display a two dimensional (2D) image, a second optical module configured to display a three dimensional (3D) image and arranged at a predetermined angle relative to the first optical module, a separation module arranged on an optical path of the first and second optical modules to reflect a light of the first optical module and to project a light from the second optical module, and an optical system configured to output the light having passed the separation module.

Abstract: An apparatus includes a user action state obtaining circuit configured to obtain an action state of a user; and a display control circuit configured to control a display to modify display information based on the action state.

Abstract: A method for operating virtual reality glasses involves displaying at least one virtual object from a first virtual viewing position by the virtual reality glasses and displaying the virtual object and a first position symbol at a point corresponding to the first virtual viewing position and at least one further position symbol at a point corresponding to a further virtual viewing position by an external display unit. If a predetermined confirmation action in relation to the further position symbol displayed on the display unit has been detected, a virtual position change is performed by the virtual reality glasses from the first virtual viewing position to the further virtual viewing position, whereupon the virtual object is displayed from the further virtual viewing position by the virtual reality glasses.

Abstract: A wearer of a virtual image display apparatus can adjust the position of the virtual image display apparatus relative to the position of each of the wearer's eyes by using a registration mechanism while checking a marker member that is a positioning member, whereby an optimum adjusted position is readily achieved. Further, registration according to person-to-person differences in the position of each of the eyes can be readily achieved, whereby it is not necessary to increase the light flux width of image light in advance or provide the image light with a margin so that the wearer can recognize an image even when the position of the eye deviates from a normal position to some extent, and the size of the apparatus will not increase.

Abstract: A binocular display vergence correction system is described. The binocular display vergence correction system includes a binocular display, a display tracking system, and a controller. The binocular display, being pixelated, includes a left eye image display and a right eye image display. The display tracking system is configured to determine the position and angular orientation of the binocular display relative to an origin position and origin angular orientation. The controller, includes a processor, and is configured to correct the vergence of the binocular display based on an apparent viewing distance from an eye position of the binocular display to a target object to be viewed on a screen based on the determined position and angular orientation of the binocular display. A method of correcting vergence for a pixelated binocular display is also described.

Abstract: A head-mounted display device includes: an image display unit including an image-light generating unit that generates image light representing an image and emits the image light and a light guide unit that guides the emitted image light to the eye of a user, the image display unit being for causing the user to visually recognize a virtual image; and a control unit that includes an operation surface, is connected to the image display unit, and controls image display by the image display unit. When it is assumed that the user shifts the user's attention from the virtual image, the control unit adjusts the luminance of the image-light generating unit or adjusts the image light generated by the image-light generating unit to reduce the visibility of the virtual image.

Abstract: A glasses-type mobile terminal includes a frame, a fixing body, a moving body and a joint. The frame is wearable on a user's head. The fixing body is coupled to one side of the frame. The moving body has a display unit for providing a user with visual information, and is disposed at the front based on user's eyes. The joint has one end coupled to the fixing body and the other end tiltably connected to the moving body so that the position of the moving body is controlled.