Matches 1 - 22 out of 22
Match Document Document Title
7041528 Method for forming a micro-mechanical component in a semiconductor wafer, and a semiconductor wafer comprising a micro-mechanical component formed therein  
A method for producing a semiconductor wafer ( 1 ) with one or more micro-mirrors ( 5 ) formed in a membrane layer ( 2 ) which is supported on a handle layer ( 3 ) with a buried oxide layer ( 6 )...
6057968 Eyepiece system  
An eyepiece system comprising a single radial type gradient index lens which has a refractive index varying dependently on distances from an optical axis in a radial direction and a negative power....
5986817 Eyepiece lens  
An eyepiece lens comprising a single gradient-index lens having a positive refracting power, or comprising a radial gradient-index lens having a positive refracting power, and a field lens, wherein...
5748381 Real image type zoom finder optical system  
A real image type zoom finder optical system is constructed by an objective optical system, an erect orthoscopic optical system and an eyepiece optical system sequentially arranged from an object...
5689373 Eyepiece lens  
An eyepiece lens of the present invention and is arranged in a real image mode finder optical system consists essentially of a single positive meniscus lens convex on the object side having an...
5405958 Photochromic spiro(indoline)naphthoxazine compounds  
Described are novel reversible photochromic spiro(indoline) naphthoxazine compounds of improved photocolorability that may be graphically represented by the formula, ##STR1## In preferred...
5313327 Ocular lens  
In an ocular lens system for use with a penta-mirror, an ocular lens includes a positive meniscus lens whose concave surface is directed to the pupil side and whose convex surface is directed to...
5253111 Cemented plastic lens  
A cemented plastic lens is formed of two plastic lenses made of dissimilar synthetic resin materials having different coefficients of thermal expansion. The lenses have mating surfaces that have...
5136427 Optical system for use with a viewfinder  
An optical system for use in conjunction with a camera viewfinder having a penta-mirror comprises a positive first lens element and a negative second lens element satisfying predetermined conditions.
4679912 Binocular eyepiece  
A wide-field binocular eyepiece preferably for use with a flat image display system. The eyepiece includes a biconvex thick lens having concentric spherical lens surfaces whose radii are selected...
4429956 Wet cornea telescope  
A wet cornea telescope permits a viewer to see a magnified image of a remotely positioned object. The telescope includes a fluid-filled eyepiece which is positioned in contact with the cornea of...
4351587 Apparatus for positioning eyepiece of endoscope  
An apparatus for positioning the eyepiece comprises a photographic positioning cam sleeve formed with a photographic positioning cam slot, and a dioptry adjusting cam sleeve formed with a dioptry...
4099851 Reading aid  
A device designed to help persons of impaired vision to read written or printed texts on a horizontal surface comprises an elongate lens mount with a base having a bottom slot which extends in...
3922524 Modular biocular eyepiece for thermal image systems  
A biocular viewing system for thermal (far infrared) viewers is provided by atching an eyepiece developed for an image intensifier to the low intensity image produced by light emitting diodes. A...
3887270 Stylus device for the vision of image sequences  
Stylus device for viewing image sequences, comprising a tubular member, and eye-piece near the end of the tubular member, a plurality of photographic images arranged like a ring within the tubular...
3836931 EYE LENS IN A SINGLE LENS REFLEX CAMERA VIEWFINDER PROVIDING FIELD TILT COMPENSATION  
A special eye lens in a viewfinder for a reflex camera compensates for field tilt in a virtual image, thereby minimizing the depth accommodation required of an observer's eye to focus the virtual...
3537775 SINGLE COMPONENT,TWO ELEMENT MAGNIFIER  
3269292 Fine focusing device  
3202047 Inverted microscope with u-shaped optical path and tubular mounts for objective and relay lens systems  
2946259 Solid oculars  
D191851 Title is not available  
1000346 Title is not available  
Matches 1 - 22 out of 22