Abstract: There is provided a lens hood that, when attached to a front end portion of a lens barrel, enables easy operation of an optical member attached to the front end portion of the lens barrel and is strong against external shocks. The lens hood attachable to the front end portion of the lens barrel includes a hood body with which an opening is formed, an opening cover member configured to cover the opening, and a cover support member configured to slidably fix the opening cover member to the hood body, wherein the hood body or the cover support member includes a plurality of abutted portions to be abutted by the opening cover member in the sliding direction.

Abstract: A protective mirror cover removably-coupleable to a vehicle side mirror system includes a protective mirror cover assembly including a first fitted sheath for fitting a first vehicle side mirror having a first outer wall, a first inner wall, a first right sidewall, a first left sidewall, a first bottom wall, a first inner volume, a first opening; and at least one first adjustable securing band; a second fitted sheath for fitting a second vehicle side mirror having a second outer wall, a second inner wall, a second right sidewall, a second left sidewall, a second bottom wall, a second inner volume, a second opening, and at least one second securing band.

Abstract: Techniques and architecture are disclosed for implementing an optical dome bezel to interface an optical dome/window and a housing of differing coefficients of thermal expansion (CTEs), In some embodiments, the bezel may comprise a material (e.g., Ti-6Al-4V) that is CTE-matched to the optical dome material (e.g., silicon, germanium, sapphire, ALON), thereby mitigating temperature effects on system performance. In some embodiments, the bezel may include a radially compliant flexure feature (e.g., flexure blades, spring-form S-channels), which mitigates physical stress effects (e.g., vibration, thermal expansion/contraction, etc.) on system performance. In some embodiments, the bezel may include an integral environmental sealing feature (e.g., O-ring gaskets), which protects internal optics/electronics from external environmental hazards (e.g., moisture, corrosive substances, particulates, debris).

Abstract: The disclosure relates to a drape with an opening and an attachment device on the first opening to affix the drape on a surgical microscope. The drape can include a second attachment device arranged on the opening to affix the drape on the surgical microscope.

Abstract: An electronic device including a housing, a support member, and a camera module is provided. The housing has a bump. The bump extends toward the outside of the electronic device and correspondingly forms a recess on the inside of the housing. The support member includes a chassis and a holder. The chassis is disposed inside the housing. The holder includes a body, an accommodation recess located on the body and facing the recess, and a skirt extending outwardly from a side of the accommodation recess. The holder is supported against the chassis through the skirt. The camera module is disposed inside the accommodation recess, and a portion of the camera module protrudes outside the accommodation recess, wherein the protruding portion is located in the recess, and the support member is located outside the recess, such that a sidewall of the recess faces and surrounds the camera module.

Abstract: A projector includes a housing, a light source disposed in the housing, a light projection unit, disposed in the housing, to project light emitted from the light source, a detector to detect a load caused by an object blocking the light projection unit, and a microprocessor to activate a protection operation for the projector when the detector detects that the load caused by the object blocking the light projection unit exceeds a threshold load.

Abstract: An optical module includes an optical module lens cap. The optical module lens cap is produced by press-molding a lens into a barrel. The barrel includes a cover portion and a cylindrical portion. The cover portion includes lens mounting holes. The cover portion includes a top surface and an undersurface that are mutually opposed. The undersurface faces the inside of the cylindrical portion. The barrel is Kovar. The lens is mounted in the lens mounting hole. A low melting point glass layer is located at a rim of the lens mounting hole in the barrel, filling a gap between the lens and the barrel.

Abstract: An imaging apparatus includes: a display module; a dust-proof plate arranged on an observer side of the display module and configured to substantially seal a surface of the display module; an eyepiece lens arranged on the observer side of the dust-proof plate and movable in an optical axis direction; and a cover member retaining the dust-proof plate and the eyepiece lens, wherein the cover member has an opening for removing foreign matter adhering to the surface of the dust-proof plate opposed to the eyepiece lens and to the surface of the eyepiece lens opposed to the dust-proof plate.

Abstract: There is provided a barrier device including a main barrier blade and a sub barrier blade. In the operation range of the main barrier blade and the sub barrier blade, a portion of the contacting surface provided on the sub barrier blade that contacts on the main barrier blade is located within the operation range of the contacting surface provided on the main barrier blade that contacts on the sub barrier blade.

Abstract: There is provided a pellicle which comprises a pellicle frame having eight or more jig holes in the outer wall for receiving jig pins of pellicle handling jigs; the jig holes are arranged such that the pellicle frame can be held by two or more pellicle handling jigs at the same time, and preferably the jigs holes are on the outer walls of the all frame bars so that the pellicle frame can be held by the jigs at both the longer frame bars and the shorter frame bars at the same time.

Abstract: A protective cover for an electronic device includes a front casing and a rear removably coupled to the front casing to substantially enclose the electronic device therein. The rear casing includes a plurality of mounting slots in spaced relation thereon, each mounting slot configured to receive a mounting clip to attach the cover with electronic device to an external article. The rear casing includes an aperture which aligns with a camera lens of the electronic device within the cover. The cover includes a lens assembly removably attached in the aperture of the rear casing to extend the viewing capabilities of the camera lens.

Abstract: A lens cover module includes a rail member, a lens cover movably mounted on the rail member, a first driving device, and a second driving device. The lens cover reciprocates between a first position where the lens cover covers the lens, and a second position, where the lens cover uncovers the lens. The first driving device moves the lens cover from the first position to a third position, and moves the lens cover from the second position to a fourth position. After the first driving device, the second driving device keeps moving the lens cover to the second position from the third position, or moving the lens cover to the first position from the fourth position.

Abstract: A barrier mechanism includes a barrier blade group (G1) having barrier blades (A1), (B1), (C1) which are rotatably retained by a single spindle (S11); an elastic member (E11) provided to the spindle (S11) substantially coaxially with a rotating center of the barrier blade group (G1), and configured to generate torque for driving the barrier blade (A1) to rotate,' and a frame member formed by a barrier cover (F1) and a barrier (F2) each including an aperture serving as a window for opening an effective optical path of an optical lens, and configured to house the barrier blade group (G1) and the elastic member (E1) between these members. The spindle (S11) includes a flange portion (S11f) configured to separate the barrier blade group (G1) from the elastic member (E11) in a direction of an optical axis.

Abstract: Medical lens assemblies and sterile drapes with a lens assembly are presented herein. In one embodiment, a lens assembly includes an annular lens housing that is attachable to a medical drape. The lens housing is configured to releasably attach to a medical device, such as a surgical microscope. An annular lens cover holder is removably attachable to the lens housing. A lens cover for shielding the objective lens is pivotably hinged to the lens cover holder. In another embodiment, a drape assembly includes a flexible body sized to cover an optical device. A lens housing attached to the drape body is engageable with the optical device to attach proximate an objective lens thereof. A lens cover holder is removably attached to the lens housing to rotate about a first axis. A lens cover is mounted to the lens cover holder to pivot about a second, different axis.

Abstract: A manufacturing method for manufacturing a window-equipped cover for an optical device includes: forming an opening in a front side of a substrate, which opening has a first base partial surface at a first depth and a second base partial surface at a greater second depth; introducing a window plate into the opening in such a way that the window plate is supported on a first partial area of the first base partial surface and on a second partial area of the second base partial surface of the opening; and at least partially filling and/or covering a gap between at least one outer edge of the window plate and the opening, with the aid of at least one sealant and/or adhesive, from a side of the window plate oriented toward the front side of the substrate.

Abstract: A vibratory assembly having a housing. A transducer is operably coupled with the housing and has a substantially cylindrical shape. An isolator is at least partially disposed between the housing and the transducer. A lens cover is operably coupled with the transducer. A power source includes contacts operably coupled with the transducer. The power source supplies power to the transducer at various frequencies swept around a resonance harmonic to account for mass changes resulting from debris accumulation on the lens cover.

Abstract: A zoom lens barrel assembly includes a first barrel, a second barrel, a lens barrier, and a transparent member. The first barrel supports at least one lens. The second barrel surrounds at least a portion of an outer surface of the first barrel, and supports the first barrel to protrude along an optical axis direction. The lens barrier is disposed on a front side of the first barrel, and is moved in a direction that intersects an optical axis to expose the at least one lens when the first barrel is protruded. The transparent member is disposed on a front side of the lens barrier, and prevents impurities from entering the first barrel.

Abstract: In a lens barrier device, one barrier blade is arranged at a different height in the optical axis direction from another barrier blade, and a barrier base is provided with a regulating portion which is at the outer peripheral portion of an optical axis forward end side barrier blade and which regulates the position in the optical direction of the optical axis forward end side barrier blade, thus forming the lens barrier device as a unit. If rotation shafts for the barrier blades are formed on an external cover, deformation or the like would be generated when the external cover is assembled to the apparatus, resulting in an increase in the requisite drive force for the opening/closing operation. Hence, it is possible to prevent a suitable opening/closing operation from being hindered by such an increase in the requisite drive force.

Abstract: A camera system includes a body defining a cavity therein, and a camera attached to the body within the cavity and including a lens. The camera system also includes a shape memory alloy transitionable between a first state and a second state in response to a thermal activation signal, and a wiper configured for wiping debris from the lens. The wiper is attached to the camera and is actuatable by the shape memory alloy. The shape memory alloy transitions between the first state and the second state to actuate the wiper so that the wiper contacts and translates across the lens and thereby wipes debris from the lens.

Abstract: The embodiments of the Camera Visor comprise a top surface and a rear surface. The rear surface forms a plurality of attachment slots. Through the attachment slots the user can insert a strap, belt or rope to secure the Camera Visor to a support structure. The Camera Visor is placed over a wildlife camera or other type of outdoor surveillance camera or other electronic equipment to shield the camera or electronic equipment from the sun, rain and other elements. In another embodiment, the Camera Visor is also comprised of two side flaps and a front rim and a back rim. The front rim and back rim serve to channel water through the side water channels so as to direct the water down the side flaps and away from the camera.

Abstract: The protective cover is for a telescopic device in which the cover can be stretched to fit over the device and then released to fit snugly around the device. The protective cover acts as an insulator to protect against temperature extremes, a barrier to protect against moisture, and a shock absorber to protect against external vibrations and impacts. Tabs facilitate the installation and removal of the protective cover.

Abstract: An imaging device enclosure for a vehicle including a housing having an image device aperture. A motor is disposed in the housing and is operably connected with a mobile wedge. The mobile wedge is operable between an extended position and a retracted position. An imaging device is slidably connected with the mobile wedge and is movable between the retracted position corresponding to the extended position of the mobile wedge and the extended position corresponding to the retracted position. A flexible boot is disposed over the image device aperture. The flexible boot defines a flexible opening. The imaging device protrudes through the flexible opening when the imaging device is in the extended position.

Abstract: The present invention provides a sliding lens cover mechanism for a projector, which enables enhancement in operability and prevention of noise, and the sliding lens cover mechanism includes: a front panel that allows the projection lens to be exposed from a part thereof; a lens cover that moves over said front panel, from fully-open state in which the projection lens is exposed and a fully-closed state in which said lens cover covers the projection lens; and a slide device unit that biases the lens cover to move to a fully-open state or to a fully-closed state or to an intermediate state, wherein the lens cover includes a pin that protrudes toward the front panel; and wherein the front panel includes a slide plate that abuts against the pin only in the fully open state or in the fully closed state.

Abstract: Described is a lens cap with an integrated threaded screw that allows the cap to be stored on the camera securely without the use of any additional hardware. In one embodiment, a standard camera lens cap has a screw as found on standard male tripod mounts protruding from the front of the lens cap. When the camera is in use, the screw protruding from the lens cap may be used to secure the lens cap to the threaded female tripod mount found on the underside of most cameras.

Abstract: A lens barrier device includes a first barrier blade including a shielding portion, a connection portion, and an abutment portion. The abutment portion is connected, on an optical axis imaging surface side of the shielding portion, to the shielding portion via the connecting portion. Further, a second barrier blade is provided on an optical axis imaging surface side with respect to the shielding portion. A regulating portion is provided whose optical axis imaging surface side is configured to contact the abutment portion, wherein an outer peripheral portion of the second barrier blade, the connecting portion, and the abutment portion are located in this order from an optical axis center to an optical axis outer side.

Abstract: There is provided a miniaturized optical system including a protection cover, a light source, an image sensor and at least one interference film. The protection cover has a first surface and a second surface. The light source and the image sensor are disposed opposite to the first surface of the protection cover. The interference film is disposed between the light source and the protection cover to allow the light source to form a predetermined light shape in front of the second surface of the protection cover and/or disposed between the image sensor and the protection cover to allow the image sensor to receive light of a predetermined range in front of the second surface of the protection cover.

Abstract: An eyeguard for use on the eye-end of an optical instrument is provided having an instrument-end member adapted for connection to the optical instrument, an eye-end member adapted to interface with the periocular portion of the user's face, a hinge member disposed between the instrument-end and eye-end members having two flexible annular hinges, and a diaphragm comprising a plurality of segments attached to the interior of the hinge member between the annular hinges. The force of the user's eye pressing the eye-end member toward the instrument-end member deforms the annular hinges such that the normally closed diaphragm segments move to an open position, allowing light to pass through the eyeguard.

Abstract: Provided is a lens protection device including one lens protection cover configured to be disposed in front of two surfaces of two image capture lenses that have the two surfaces directed in a same direction and arranged in a transverse row and to be movable between a covering position for covering the two surfaces from an outside and a retreat position for exposing the two surfaces to the outside.

Abstract: A unit which includes a camera includes a movable member which can close an optical input port to the camera to provide a zone of privacy in the vicinity of the unit. The member can be moved manually or remotely by electrical signals, or received wireless signals.

Abstract: The embodiments of the Lens Protector are comprised of two large eyepiece lens covers, two small objective lens covers, and a flat connective lanyard. The embodiments of the optical protection device, the larger end covers are placed over the eye optical lenses and the smaller end covers are placed over the objective lenses to protect the eye lenses and objective lenses from damage due to light or damage due to foreign objects being deposited on the lens glass. The lanyard with the X-shaped connection allows the end covers to be maintained in place relative to each other and also prevents the end covers from being entangled thereby allowing ease of replacement of the end covers onto the optical lenses when the optical device is to be stored or taken out of application use.

Abstract: The embodiments of the Lens Protector are comprised of two large eyepiece lens covers, two small objective lens covers, and a flat connective lanyard. The embodiments of the optical protection device, the larger end covers are placed over the eye optical lenses and the smaller end covers are placed over the objective lenses to protect the eye lenses and objective lenses from damage due to light or damage due to foreign objects being deposited on the lens glass. The lanyard with the X-shaped connection allows the end covers to be maintained in place relative to each other and also prevents the end covers from being entangled thereby allowing ease of replacement of the end covers onto the optical lenses when the optical device is to be stored or taken out of application use.

Abstract: An apparatus including a cap is provided for covering, protecting, removing moisture from, and cleaning a lens of a device such as a scope of a firearm. The inner portion of the apparatus contains a moisture-wicking material. The cap may be manipulated to clean and remove moisture from the lens, such that when the cap is opened, the lens is clean and moisture-free, with the scope ready for use.

Abstract: A cover device is described for a micro-optomechanical component having a substrate which has a maximum surface whose surface area is equal to or greater than a single surface area of any other surface of the substrate, and having at least one window, made of a light-transmitting material, which is inclined with respect to the maximum surface of the substrate, the at least one window being situated within at least one continuous opening provided in the substrate. A manufacturing method for a cover device for a micro-optomechanical component is also described. Furthermore, a micro-optomechanical component and a manufacturing method for a micro-optomechanical component are described.

Abstract: An optoelectronic device includes a base part and a lens cap. The base part has an optoelectronic chip mounted thereon. The lens cap is mounted over the optoelectronic chip and includes a metallic hollow cylindrical part and a plastic inner cylindrical part. The hollow cylindrical part has an opening on a top thereof. The inner cylindrical part is firmly coupled within the hollow cylindrical part, and the inner cylindrical part has a lens part located within the opening and at least three aligning members in contact with an upper circumference of the base part so as to align the lens part with the optoelectronic chip.

Abstract: A removable lens cap for an optical device includes a lens cap body having one or more walls defining an interior space on one side of the lens cap body that is configured to conceal a lens of the optical device; and provisions for removably mounting the lens cap body to the optical device that is defined on a different side of the lens cap body.

Abstract: Medical lens assemblies and sterile drapes with a lens assembly are presented herein. In one embodiment, a lens assembly includes an annular lens housing that is attachable to a medical drape. The lens housing is configured to releasably attach to a medical device, such as a surgical microscope. An annular lens cover holder is removably attachable to the lens housing. A lens cover for shielding the objective lens is pivotably hinged to the lens cover holder. In another embodiment, a drape assembly includes a flexible body sized to cover an optical device. A lens housing attached to the drape body is engageable with the optical device to attach proximate to an objective lens thereof. A lens cover holder is removably attached to the lens housing to rotate about a first axis. A lens cover is mounted to the lens cover holder to pivot about a second, different axis.

Abstract: A cover unit includes a first cover that is movable between a cover position and an exposed position. A second cover slidably is movable in a direction perpendicular to its visible surface. A cover moving mechanism moves the second cover, wherein, when the first cover is at the cover position, the second cover is at such a height that the visible surface of the second cover is substantially coplanar with a visible surface of the first cover. When the first cover is moved from the cover position to the exposed position, the second cover is moved to such a height such that the visible surface of the second cover is moved by at least an amount that corresponds with the thickness of the first cover. When the first cover is at the exposed position, the first cover is above the visible surface of the second cover.

Abstract: A lens cap includes a ring detachably mounted onto a lens of an optical apparatus and a pair of linkage sets pivotally connected to the ring, wherein the two linkage sets are diametrically corresponding to each other and respectively connected to a covering structure. A sleeve is longitudinally and slidably sleeved on the ring and the covering structure is connected to sleeve. As a result, the covering structure selectively opens/closes the sleeve when the sleeve is reciprocally moved relative to the ring. The covering structure and the sleeve are used as a lens cap when the covering structure closing the sleeve, and used as a lens hood when the covering structure is opened.

Abstract: A barrier mechanism includes a barrier blade group (G1) having barrier blades (A1), (B1), (C1) which are rotatably retained by a single spindle (S11); an elastic member (E11) provided to the spindle (S11) substantially coaxially with a rotating center of the barrier blade group (G1), and configured to generate torque for driving the barrier blade (A1) to rotate,' and a frame member formed by a barrier cover (F1) and a barrier (F2) each including an aperture serving as a window for opening an effective optical path of an optical lens, and configured to house the barrier blade group (G1) and the elastic member (E1) between these members. The spindle (S11) includes a flange portion (S11f) configured to separate the barrier blade group (G1) from the elastic member (E11) in a direction of an optical axis.

Abstract: A lens cap includes a ring detachably mounted onto a lens of an optical apparatus and a pair of linkage sets pivotally connected to the ring, wherein the two linkage sets are diametrically corresponding to each other and respectively connected to a covering structure. A sleeve is longitudinally and slidably sleeved on the ring and the covering structure is connected to sleeve. As a result, the covering structure selectively opens/closes the sleeve when the sleeve is reciprocally moved relative to the ring. The covering structure and the sleeve are used as a lens cap when the covering structure closing the sleeve, and used as a lens hood when the covering structure is opened.

Abstract: A lens cover module includes a rail member, a lens cover movably mounted on the rail member, a first driving device, and a second driving device. The lens cover reciprocates between a first position where the lens cover covers the lens, and a second position, where the lens cover uncovers the lens. The first driving device moves the lens cover from the first position to a third position, and moves the lens cover from the second position to a fourth position. After the first driving device, the second driving device keeps moving the lens cover to the second position from the third position, or moving the lens cover to the first position from the fourth position.

Abstract: A camera assembly includes a camera module, a dustproof cover and a sealing ring. The dustproof cover is assembled in front of the camera module. The sealing ring is hermetically sandwiched between the dustproof cover and the camera module. The camera module, the sealing ring and the dustproof cover cooperatively define a closed chamber. A portable electronic device using the camera assembly is also provided.

Abstract: A padded protective frusto-conical shaped cup covering sized to slip over a camera lens is disclosed. The covering is designed to fit on either the front portion of the lens or the rear lens mount. The protective covering has beveled side walls which allow it to fit easily on a variety of different lenses. The protective covering is made from two separate layers of material, an outer cup made from a firm yet flexible material, and the inner liner made from a soft pliable material. In one embodiment the outer cup includes a circumferential retaining ring on the inside of the cup to help secure the cup onto a lens. The soft inner liner allows the covering to easily adhere to the camera lens, and also provides impact protection. The outer cup provides additional impact protection. The outer cup also includes a domed top portion which provides a crumple zone or impact bumper.

Abstract: A protection device for protecting an objective lens and other parts of a microscope from excess immersion oil is provided. The objective lens protector comprising a sheet of absorbent material and a retaining mechanism for releasably securing the sheet of absorbent material to the microscope.

Abstract: A camera lens cap includes radially movable latch members carried on an endwall of the cap and apparatus having exposed user engageable surfaces. The latch members are movable between the first latching position and a second unlatched position relative to an adapter which has a camera lens attachment feature. An interior groove formed in the adapter and engageable by the latch members when the latch members are disposed in the first latching position to affix the lens cap on the adapter and the camera lens.

Abstract: A barrier unit is provided that suppresses reflection of light at end faces of blades when the blades are in an open state and that prevents the blades from riding on top of each other. The barrier unit includes a base; and a pair of blades mounted on the base, the pair of blades being configured to be positioned in an open state and a closed state and to contact each other at predetermined end faces of the blades in the closed state. An inclined portion is provided at a central portion in a longitudinal direction, of each predetermined end face of the blades, the inclined portion defining a plane inclined with respect to an optical axis of a lens. A parallel portion is provided on both sides of the inclined portion of each predetermined end face of the blades, the parallel portion defining a plane parallel to the optical axis.

Abstract: The present invention provides a sliding lens cover mechanism for a projector, which enables enhancement in operability and prevention of noise, and the sliding lens cover mechanism includes: a front panel that allows the projection lens to be exposed from a part thereof; a lens cover that moves over said front panel, from fully-open state in which the projection lens is exposed and a fully-closed state in which said lens cover covers the projection lens; and a slide device unit that biases the lens cover to move to a fully-open state or to a fully-closed state or to an intermediate state, wherein the lens cover includes a pin that protrudes toward the front panel; and wherein the front panel includes a slide plate that abuts against the pin only in the fully open state or in the fully closed state.

Abstract: An opening/closing mechanism for a cover of an imaging device includes a cover that is moved between a closed position and an inclined position in such a manner that the cover is inclined with respect to an outer housing of an imaging device, is moved in a straight line with respect to the outer housing, and has a pressing operation portion and an portion to be locked, a slide base that supports the cover slidably between the inclined position and the open position, and has a locking portion which is engaged with the portion to be locked to lock the cover at the open position, and a tilting base that supports the slide base tiltably between an initial position and a tilted position. When the cover is placed at the closed position, the slide base is placed at the initial position.

Abstract: A barrier apparatus of the present invention includes: a support section having an opening portion; a pair of support shaft sections provided around the opening portion; a pair of shielding members having a proximal end portion supported rotatably by the support shaft section, and a distal end movable into and out of the opening portion by the rotation; a pair of engaging sections provided on the pair of shielding members, respectively, each extending from the proximal end portion of the shielding member to a side closer to the center of the opening portion than the support shaft section, and spaced a predetermined distance apart from the distal end of the other shielding member in an optical axis direction of the optical path; and a driving section that engages the pair of engaging sections, and rotates the pair of shielding members by the rotation.

Abstract: A protective cover for an electronic device includes a front casing and a rear removably coupled to the front casing to substantially enclose the electronic device therein. The rear casing includes a plurality of mounting slots in spaced relation thereon, each mounting slot configured to receive a mounting clip to attach the cover with electronic device to an external article. The rear casing includes an aperture which aligns with a camera lens of the electronic device within the cover. The cover includes a lens assembly removably attached in the aperture of the rear casing to extend the viewing capabilities of the camera lens.