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7092076 |
Surveying instrument
A surveying instrument, comprising a collimation optical system and a visible laser projecting device with a visible laser light source unit for emitting a point light, wherein the surveying...
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6613441 |
Boron- and/or aluminum-containing mixtures, hybrid materials, and coatings
The present invention relates to mixtures prepared from (A) at least one linear, branched, or cyclic monomeric organosilane having at least two silicon atoms with hydrolyzable and/or...
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5933223 |
Optical device for measuring small dimensions in vivo
A device to measure the relative location in three dimensional space of anatomical structures by injecting a beam of light into an optical imaging device and projecting the beams of light onto the...
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5491546 |
Laser assisted telescopic target sighting system and method
The present invention is directed to a laser assisted telescopic targeting system, apparatus and method of range finding and aiming a projectile firing weapon. The invention includes a laser light...
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5124844 |
Method and apparatus for locating celestial objects
A method and an apparatus for locating in the sky celestial objects, using a telescope, wherein two guide stars and the celestial object are represented, according to their respective locations, on...
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4804834 |
Photosensor having photosensitive part formed of purple membrane
A photosensor uses as a photosensitive part thereof a purple membrane film which contains bacteriorhodopsin isolated from a highly halophilic bacterium and which generates a photoelectromotive...
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4400071 |
Auto-focus camera
In a mark finder for an auto-focus camera provided with a photographic field mark indicating a picture frame within the field of view of the finder, and a distance measuring area mark indicating...
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4360256 |
Single reflex camera with an optoelectronic distance meter mounted in the vicinity of the view finder eyepiece
A photographic or electronic camera optoelectronic distance measuring system has a lens with two partial aperture diaphragms which create first and second partial bundles of rays. Two linear image...
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4257704 |
Distance measuring finder
A finder provided with a distance measuring device for measuring a distance to an object being photographed by projecting infrared light from a light emitting means through a projection optical...
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4251158 |
Albada finder incorporating a range finder
An albada finder incorporating a range finder comprising a first negative lens component, a second thick negative lens component and a third positive lens component, said second lens component...
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4100404 |
Beam projector
A beam projector is provided by a plurality of coded reticles mounted on a spinning disc and illuminated by a laser source. In order to maintain a constant irradiance on a receiver variably located...
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4100555 |
Modular photographic rangefinder camera
A combined view and rangefinder for use in cameras having a variable focus objective lens includes means for establishing a primary image of the scene to be photographed framed in a generally...
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4100556 |
Combined view and rangefinder with specially configured moving lens
A movable lens element in a combined view and rangefinder for use in cameras having a variable focus objective lens is configured in a manner facilitating its reciprocal translation about a...
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3945023 |
Auto-focus camera with solid state range finder
An auto-focus camera includes a range finder device having no moving parts. First and second stationary lens devices receive radiation from an object along two spatially separate paths. First and...
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3839725 |
CAMERA RANGEFINDING AND FOCUSING DEVICE
A distance determining mechanism usable with an optical instrument having a focusable lens and a viewfinder, the mechanism including within the viewfinder housing a base indicator formed as a...
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3765767 |
FOCUS ADJUSTING DEVICE FOR CAMERA OR CINE CAMERA
To enable focusing the objective lens of an optical instrument or camera on a remote subject, a mechanism based on the principle of triangulation is provided having a gravity responsive pendulous...
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3754828 |
BALANCED NEEDLE FOCUSING SYSTEM
A distance determining mechanism usable with an optical instrument having a focusable objective and a viewfinder in which the distance determining mechanism yields a visual indication of instrument...
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3719422 |
A BINOCULAR RANGEFINDER-VIEWFINDER WITH FRESNEL OPTICS
This disclosure depicts a number of novel Fresnel imaging structures incorporated in photographic rangefinding and viewfinding means. Each Fresnel imaging structure is both focal and afocal for...
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3712737 |
TELESCOPIC OPTICAL INSTRUMENT
A telescopic instrument for optically measuring the distance of a viewed object, with automatic reduction of the measured values in the horizontal distance and simultaneous measurement of the width...
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3687041 |
MULTIPLE ZONE STEREO RANGEFINDER
A camera is disclosed incorporating an improved stereoscopic binocular rangefinder. The rangefinder mechanism and its coupling to the camera are constructed so they can be adjusted to accommodate...
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3664250 |
COMPACT VARIABLE FRAME VIEWFINDER
A photographic camera is disclosed as having a variable frame viewfinder comprising a plurality of discrete reticles respectively defining framing marks and a corresponding plurality of reticle...
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3661064 |
STEREO RANGEFINDER
A photographic camera having a variable focus objective lens incorporates a binocular rangefinder of the "stereo" type including a reticle and lens means for projecting a virtual image of the...
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3581644 |
COMBINED VIEWFINDER-RANGEFINDER
A full-field viewfinder-rangefinder of the coincident type for a photographic camera is disclosed. A single cam is operable to cause coincidence of a pair of superposed images at predetermined...
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3462222 |
STEREOSCOPIC RANGE FINDER INCLUDING SEQUENTIALLY ILLUMINATED RETICLES
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3397606 |
Range finder and view finder for photographic cameras
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3383987 |
Multiple-scale reticle for a fire control system with means for adjusting the servosystem to a selected one of the scales
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3333105 |
Device of the kind in which the distance of an object from a defined surface is determined or adjusted by means of a bridge circuit
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3217162 |
Method and apparatus for producing a spectroscopic emission spectrum of a material
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3150579 |
Camera bright-frame viewfinder with coupled rangefinder
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3127463 |
Photographic viewfinder with divided field frame and imaging means
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3107269 |
Range finder device for photographic cameras
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3089380 |
Variable framing means for a combined range and view finder
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3068772 |
View and range-finding system for cameras
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3041919 |
Combined range and view finder
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3012464 |
Measuring finder for photographic purposes
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3007365 |
Combined variable bright frame viewfinder and rangefinder for photographic camera
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3003407 |
Combined range finder and view finder
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3002439 |
Camera with coupled range finder
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2999416 |
Photographic measuring finder
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2992599 |
Viewfinder
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2984145 |
Combined rangefinder and albada viewfinder unit for photographic cameras
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2970511 |
Luminous frame viewfinder-rangefinder
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2961916 |
Rangefinder attachment for photographing nearby objects
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2940354 |
Combined range- and view-finders having projected frame lines
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2896500 |
Magnification power changing mechanism for view-and-range-finder having rotatable galilean type optical system
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3715161 |
Title is not available
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3588250 |
Title is not available
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