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7581852 |
Portable device for viewing and imaging
A portable searchlight with a focused beam operating both in the infrared and visible portions of the spectrum with a range of approximately 400 meters includes telescopic lens system integrated...
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7221505 |
Panoramic field of view acquiring and displaying system
A panoramic field of view acquiring system comprises three telescopes, which acquire three separate images, each typically covering a little over one third of the total required scene and a...
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7190515 |
Solar telescope with integrated alignment mechanism
A targeting unit is incorporated into the main body of a solar telescope. The targeting image is provided by an aperture facing the sun in the housing of the telescope through which sunlight is...
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6909381 |
Aircraft collision avoidance system
An aircraft collision avoidance system utilizing video signals of the air space surrounding the aircraft for determining whether an object, such as another aircraft, is too close. Use is made of...
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6487012 |
Optically multiplexed hand-held digital binocular system
A simplified hand held stereoscopic imaging system in which stereoscopic recording and three-dimensional playback of objects viewed with the device is provided with a single recording element and a...
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6317262 |
Telescope with auxiliary image generator
The present invention provides a telescope having a focal plane into which an image of a distant object is focused. It includes a primary mirror and a secondary mirror wherein the secondary mirror...
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6233094 |
Telescope utilizing global positioning system (GPS)
A telescope includes a position determining system for receiving positioning signals from GPS satellites to obtain the present position of the binocular. A relative-position calculation system...
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6219182 |
Multiple magnification stereo video telescope objective lens system
A stereoscopic objective lens system for video endoscopes and borescopes includes two full-diameter doublets and two lens pairs forming a stereo lens set. A rotatable dual telescope is disposed...
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6219090 |
Panoramic viewing system with offset virtual optical centers
A plurality of sensors' field of view are redirected by reflective surfaces. Portions of the fields of view of the sensors are removed to produce a first sensor modified field of view with a...
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6204961 |
Day and night sighting system
An integrated day and night sighting system and a laser rangefinder apparatus includes a daylight objective lens having a night light corrector lens mounted adjacent to and coaxially with the...
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6169628 |
Protective window for optical sight
The invention comprises a protective window for an optical sight. In accordance with one embodiment of the invention, an optical sight (20) may comprise an optical component (182, 300) transmitting...
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6141146 |
Night vision goggle with improved optical system
There is provided an improved night vision goggle having a housing containing an objective lens assembly, an image intensifier tube, a collimator assembly, a splitter member, and a pair of afocal...
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6122099 |
Optical device having improved focus locking assembly and method of making
A method of achieving a focusing adjustment of an optical assembly, and of releasably locking this focusing adjustment, is described. A night vision weapon sight (10) which implements this method...
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6094304 |
Multi-function day/night observation, ranging, and sighting device and method of its operation
A multi-function day/night observation, ranging, and sighting device includes a single objective lens group and a single eyepiece lens and provides an image of a scene. The single objective lens...
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6025957 |
Image intensifier binoculars
A image intensifier binocular, so-called goggle, of the type having only one image intensifier tube (2) is working with an effective diameter of its entrance photocathode (3) below 15 mm and...
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5982536 |
Display system
A panoramic display system for use in a vehicle equipped with a plurality of episcopes (22) includes an information gathering sensor and a plurality of displays (24) for the gathered information....
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5946132 |
Telescopic sight for day/night viewing
A telescopic sight which can be used for either nighttime or daytime operation and is particularly adaptable for use on weapons ranging from rifles to anti-tank weapons. A first embodiment includes...
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5923468 |
Surveying instrument having an automatic focusing device
A surveying instrument is provided having a sighting telescope and a distance measuring device. The sighting telescope has a focusing lens group which is moveable to focus an object to be measured....
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5880878 |
Image amplifying tube system for day and night combined use in observation equipment
An image amplifying tube system for a day and night combined use in an observation equipment includes an image amplifying tube assembly mounted on the daytime periscope of the naked-eye sighting...
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5712726 |
Compact binoculars for nighttime vision
Compact binoculars for nighttime vision with a center of gravity close to the user. The binoculars have an optical architecture with an inclined principle pathway. The principle pathway extends by...
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5661600 |
Transmission type screen and method of manufacturing thereof
A lenticular lens provided on the viewer side of a transmission type screen is composed of at least two layers, that is, a surface layer and a base layer at least one of which contains a light...
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5619370 |
Optical system for viewing a remote location
An optical apparatus that enables an object at a first location to be viewed from a second remote location. The optical apparatus includes at least one objective lens assembly that views the object...
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5550673 |
Spyhole viewer
A spyhole viewer for a door or wall, includes an objective system for producing a real, inverted image. The objective system is mounted in a tubular member fixedly installable in the door or wall....
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5546224 |
Viewfinder device wherein the spacing between the display and the optical system is variable to effect diopter adjustment
A finder has a display for displaying an image, and a finder optical system for observing the image therethrough. The spacing between the display and the whole of the finder optical system is...
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5528418 |
Night augmented day scope
A day-night rifle sight, using separate parallel day and night sights comed by means of a beam splitter; is improved by: integrating the housings of the night sight and beam splitter, reducing the...
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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...
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5416632 |
Newtonian binocular telescope
A Newtonian binocular telescope (20), which is readily adaptable to popular telescope mounts, such as the Dobsonian mount (76), and which includes two primary mirrors (42a, 42b), and two secondary...
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5414557 |
Reticle apparatus for night vision devices
Reticle apparatus that is affixed to the output surface of an image intensifier tube fiber optic element in a night vision goggle system. One embodiment provides for an illuminated reticle pattern....
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5367402 |
Helmet mounted night vision apparatus and method of separation
A helmet mounted night vision device for a pilot that is automatically propelled away from the pilot before the pilot ejects from an aircraft, thereby preventing injury to the pilot caused by the...
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5365057 |
Light-weight night vision device
A light-weight night vision device includes a housing carrying an objective lens through which low-level light from a scene to be viewed is received. The housing carries an image intensifier tube...
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5363235 |
Dual field of view multi wavelength sensor
An optical system (10) includes a three mirror anastigmat telescope (12) and imager optics (14). The imager optics (14) provide narrow and wide field of view staring of the viewed scene. The...
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5355224 |
Apparatus including a mangin mirror for superimposing variable graphical and alphanumeric information onto the image plane of an optical viewing device
There is provided an improved optical viewing device (10) in which variable compass heading information (80) and stadiametric range measuring information (88), (106), (118) is superimposed upon the...
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5307204 |
Dual mounting assembly for night vision system
A mounting assembly for a night vision system is provided which allows the night vision system to be easily and rapidly switched from one eye to the next. The night vision system has an optical...
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5283427 |
Night sight for a missile launcher comprising an image intensifier tube, a reticle, and an objective lens
A night sight for a missile launcher has an objective lens with a field of view of at least 22 degrees. The output image of the objective lens is intensified by a variable gain light intensifier...
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5223974 |
Collimator for binocular viewing system
The present invention relates to an improved collimator assembly that includes two separate optical paths. Each optical path passes through a corrector lens arrangement substantially centered and...
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5212590 |
Brightness intensifier tube with alignment marker
In a brightness intensifier tube there is provided, preferably in the exit screen or, in the case of a brightness intensifier comprising a channel plate intensifier, on an input electrode thereof,...
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5157548 |
Optical device designed for the introduction of a collimated image into an observer's visual field and enbaling night vision
The disclosure relates to optical devices enabling daytime vision and night vision of an external scene with, in both cases, the superimposed introduction, into an observer's visual field, of an...
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4977323 |
360 degree infrared surveillance with panoramic display
A 360 degree infrared surveillance system comprising a scanning head rota on a turntable having optics and IR detectors in a vertical linear array, amplifiers for each detector and light emitting...
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4969724 |
Helmet supported optical systems with four reflections
A helmet supported optical system which provides an eye of a wearer (11 or 49) of a helmet (7 or 35) with a direct view of the scene forward of the wearer (11 or 49) on which is superimposed...
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4961278 |
Day/night telescopic sight
A telescopic sight assembly has formed therewith a rotatable or adjustable housing which housing includes an image intensifier tube and suitable optics to be used in conjunction with a conventional...
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4856883 |
Method of and device for seeing objects including jump-like movements of an output image about a stationary main optical axis
Seeing of objects is performed through an optical system with a stationary main optical axis with deviating an output image of the system away of the stationary main optical axis by jump-like...
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4786154 |
Enhanced-image operating microscope
An improved operating microscope includes a beamsplitter for splitting a portion of the visible image of the object, and an image enhancement device for performing image enhancement techniques on...
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4726670 |
Security viewer
A security viewer to be mounted through a non-transparent partition, e.g. a door (7), comprises a housing (1) which extends through the door. The housing includes an inlet aperture (8), a screen...
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4673262 |
Compact finder
The disclosed finder includes an optical system having an optical axis and an image plane, an eyepiece lens conjugately arranged at the rear to observe the image plane, a plurality of lens units,...
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4660943 |
Night vision systems
A night vision system comprising a helmet (1) having a transparent visor (13 or 15) before or movable to a position before the eye positions (IL, IR) of an observer wearing the helmet and a night...
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4655562 |
Objective lens system, relay lens system, and eyepiece lens system for night-vision goggles
The goggles include a pair of optical assemblies, each having two intersecting optical paths, including a see-through path with a large field of view on a straight line of sight to the viewed...
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4653879 |
Compact see-through night vision goggles
The goggles include a pair of optical assemblies, each having two intersecting optical paths, including a see-through path with a large field of view on a straight line of sight to the viewed...
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4652096 |
Shield
A periscope instrument control protection plate having specific finger openings for predetermined positioning over instrument controls, said plate having sides affixable to said control periscope...
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4629295 |
Night vision instrument with electronic image converter
A night vision instrument with an electronic image converter, comprising for example an image intensifier tube or a similar device. This night vision instrument (FIG. 3) may be located beside an...
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4465347 |
Helmet mounted telescope
An improved helmet is provided including means to telescopically acquire an image of a field of view, which comprises, a telescopic optical system including an objective lens mounted to said helmet...
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