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Match Document Document Title
8913325 Decentration optical system, and image display apparatus and imaging apparatus incorporating the same  
The invention provides a decentration optical system comprising at least five optical surfaces. The optical surfaces are each decentered with respect to an axial chief ray in the Y-Z plane in the...
8760759 System and method for binary focus in night vision devices  
Focusing devices and methods for controlling a focal position of an objective lens assembly in a night vision optical device are provided. The focusing device includes an objective lens assembly...
8606426 Alignment and anti-drift mechanism  
A system includes a displacement sensor, an actuator connected to the displacement sensor, and a feedback unit. The displacement sensor is configured to measure at least one of a relative position...
8384999 Optical modules  
An optical module for head mounted displays and other applications comprises: an optical substrate and optical superstrate having inter-engaging ridged surfaces. A reflective layer is formed on at...
8325415 Binocular telescope  
A binocular telescope with internal focusing and two cylindrical barrel tubes, each fastened to a bridge and accommodating an objective lens, a focusing lens, a prism system for image inversion...
8104217 Riflescope high speed adjusting elevation assembly  
A riflescope high speed, coarse and fine adjustment assembly that includes a riflescope with an erector tube located inside a scope body. Formed on the scope body is a mounting surface with a lead...
8102418 Microscope observation system  
This is a microscope observation system comprising a microscope, a camera unit, a light-amount adjustment unit for controlling adjustment parts included the microscope in order to suppress the...
8045266 Binocular loupe  
Provided is a binocular loupe capable of adapting to current vision of a worker of a medical operation or precise operation in operating. The binocular loupe has frame means, a pair of binocular...
7969673 Night vision instrument focus device  
Provided is a device for improving the focus of an object viewed using a night vision instrument.
7911691 Binoculars having diopter adjustment  
Binoculars include first and second lens barrels. A bridge interconnects the lens barrels. First and second optical systems are accommodated in respectively the lens barrels. First and second...
7885001 Tilt lock mechanism and method for a moveable optical or display device  
An optical device may include at least one optical element and a coupling section adapted to control relative movement between the at least one optical element and the coupling section. The...
7798656 Projector device and portable telephone  
A projector device, includes: a projector unit, including a light source and a projection lens whose focal position is variable, that projects an image upon a projection surface with a light flux...
7375756 Binoculars  
Binoculars have a digital camera function. The binoculars comprise observation optical-systems, an imaging-block, an indicating-device, and an imaging-block direction changing device. The...
7277224 Binoculars having displaceable optical elements  
The binoculars include a pair of displaceable optical elements, which are at least parts of objective optical systems, respectively, a focusing mechanism used to move the displaceable optical...
7277225 Convergence value compensating binoculars  
Binoculars which include a pair of observation optical systems each having an objective optical system, an erecting optical system and an eyepiece optical system. The binoculars include a focusing...
7251073 Pair of binoculars  
The invention aims at providing a pair of binoculars making it possible to easily perform a focusing operation and a diopter adjustment, and efficiently perform an assembling operation. The...
7196844 Imaging optical device, in particular binoculars or telescope  
An imaging optical device, in particular binoculars or a telescope, comprises, in addition to a casing, an optical system with at least two optical components, the distance of which relative to...
7133200 Method and device for focusing and diopter compensation of a telescope  
A monocular or binocular optical system that is capable of automatically adjusting a diopter setting upon or during a change in magnification in a way that acts to preserve focus and a...
7061675 Coarse and fine drives for a monocular  
A focusing optic can be axially displaced along the optical axis in a housing with the aid of coarse and fine drives. The coarse drive includes a coarse belt drive by which the coarse drive and...
6992275 Night vision apparatus  
A multi-focal night vision apparatus is disclosed. The apparatus can include a receptor for receiving light reflected off of and emitted from objects in an image field of the night vision...
6924933 Binoculars  
A mechanism for focal adjustment and dipotric deviation adjustment in binoculars. The mechanism includes: a first focal adjustment lens system; a second focal adjustment lens system; a focal...
6870669 Variable-powered binoculars  
A pair of variable-powered binoculars include a pair of objective lens systems; a pair of prism systems, each of the prism system inverting an image that advances through the corresponding...
6827577 Night vision goggle training apparatus  
The night vision goggle training apparatus simulates the size, feel and handling of actual night vision goggles. A narrow band-width green filter is positioned over the viewing port, to simulate...
6829085 Viewing apparatus having a photographing system  
A viewing apparatus includes a viewing optical system having a positive objective optical system and a positive eyepiece optical system, an image of an object formed through the positive objective...
6671090 Vision enhancing optical system  
An optical system is capable of enhancing vision of low vision individuals using a simple adjustment mechanism that requires a minimum length of travel to effect a desired adjustment. First and...
6542295 Trinocular field glasses with digital photograph capability and integrated focus function  
A trinocular apparatus is provided for sighting and photographing subjects in the field. The trinocular apparatus comprises a binocular viewing system and a third barrel focusing a common image on...
6466367 Viewing optical instrument  
A viewing optical instrument includes a main barrel which supports an objective optical system, a movable member for focus adjustment which is supported by the main barrel to be movable along an...
6323997 Binocular with adjustable bodies  
A binocular is constructed to include a bridge, the bridge having two rows of knuckles aligned at two opposite lateral sides thereof, two bodies respectively pivoted to the bridge at two sides,...
6236505 Binoculars  
A binocular includes a hood, an eyepiece lens panel, and an objective lens panel. The hood has top, left side, and right side portions that are integrally formed. The left and right side portions...
6122101 Optical device having dioptric correction device  
An optical device having a dioptric correction device comprises a reference image display unit which is placed in the optical path extending from an object image to the optical system. The...
6008937 Binocular  
A binocular includes first and second telescope systems, a focus adjustment mechanism and a diopter correction mechanism. The binocular is further provided with a shielding mechanism which...
5963369 Digital solid-state binoculars  
A hand-held 3-D imaging system which incorporates the stereoscopic imaging system within a pair of binoculars. Each telescope optical system has a first optical system, a second optical system,...
5949575 Binocular telescope  
A binocular telescope provided with a pair of left and right lens-barrels respectively containing optical systems, a first guide shaft for supporting these lens-barrels in such a manner that the...
5940228 Objective lens focus assembly  
A modified objective lens focus assembly of a night vision image intensif monocular for providing focus control travel adjustment that has substantially free movement for a full range of travel....
5909309 Method and apparatus for correcting geometrical distortions in an intensified imaging system  
A method and apparatus to correct and eliminate optical anomalies and geometrical distortions in an intensified imaging system, specifically a night vision system. An image is received from the...
5786932 Vision assisting apparatus  
A single eye vision device includes a head mount, a vision assist assembly mounted on the head mount for selectable positioning in front of an eye of a wearer and single lever operated positioning...
5671087 Binocular type display system  
To relieve fatigue of viewer's eyes, a binocular display system is equipped with a mechanical or electrical adjusting section for minimizing a separation between left and right virtual images for...
5644425 Night Vision Monocular with unistructural optical bed  
A night vision device having an image intensifier tube, collimator lenses and at least one aspheric ocular lens are retained within a unistructurally formed optical bed. The optical bed is...
5640271 Self-housing binocular  
A binocular has the right and left optical systems. A distance between these optical systems is variable for an adjustment of the pupil distance. A protecting member is arranged to protect...
5610761 Telescope having mechanism for automatically returning optical system to a reference dioptric power  
A focusing lens for adjusting the dioptric power in accordance with the user's dioptric power is provided in each of right and left lens barrels. When a main switch dial is set at a normal...
5581399 Binoculars  
Binoculars having two telescopic optical systems for forming a stereoscopic image of an object. Each telescopic optical system has an image sensor, a first optical system, a second optical system...
5579165 Computerized binoculars  
The invention is an optical device, similar to a pair of binoculars, which includes, between the objective lens and the eyepiece a miniature screen displaying an image controlled by a computer,...
5572361 Binocular system with automatic diopter power adjustment  
In a telescope, the adjustment order is limited so that dioptric power adjustment is made after adjustment of a distance between a pair of optical systems is completed. A pupil distance and a...
5488508 Vignetting technique for improving appearance of partially overlapped binocular displays  
Aperture stops are positioned in the optical train of a partially overlapped binocular display in a such a manner that overlapping portions the binocular boundaries of the left and right fields of...
5453875 Monocular telescope having a focusing unit whose mechanical sensitivity can be varied  
A monocular telescope having a constant length includes a lens mounted in a tube and interchangeable eyepieces to vary the magnification. Focusing is performed using a positioning member to move a...
5444568 Consumer night vision viewing apparatus  
A night vision goggle device is fabricated for consumer use. The device employs interpupillary and diopter adjustments for each eye of the user. The combined adjustment mechanism incorporates...
5416633 Twin-image binoculars  
An optical device, similar to binoculars, which includes, between the objective lens and the eyepiece a miniature screen displaying an image controlled by a computer, and an optical reflex device...
5379140 Goggles having microlenses and display element  
Material made up of a thin layer between two surfaces, a first and a second, to be used as the third layer of a transparent goggles face, the first layer being a screen and the second layer being...
5282086 Binocular telescope  
A binocular telescope mountable on a headgear, which comprises two optical systems, one for each of the user, each system constituting at least an objective lens and an eyelens. The telescope is...
5235458 Binocular  
A binocular comprising a housing and a pair of first and second optical systems positioned on each side of a central line. Each optical system includes an object lens and ocular lens arranged at a...

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