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Browse by Category: Main > Optical & Optics
Class Information
Number: 359/417
Name: Optical: systems and elements > Compound lens system > Telescope > Binocular > With adjustable interocular distance > Spacing of optical elements axially adjustable
Description: Subject matter wherein the axial separation of optical elements, usually lenses, prisms, or mirrors, may be varied, usually for focusing or varying magnification.


Patents under this class:

Patent Number Title Of Patent Date Issued
7251073 Pair of binoculars Jul. 31, 2007
6930830 Binocular telescope Aug. 16, 2005
6493153 Mechanism for moving optical element of an optical system Dec. 10, 2002
6333814 Stable ocular mounting assembly Dec. 25, 2001
6175447 Binocular instrument including movable lens protective structure Jan. 16, 2001
6108128 Binocular Aug. 22, 2000
5949575 Binocular telescope Sep. 7, 1999
5930035 Binocular with a movable unit including an erecting system and an eyepiece system Jul. 27, 1999
5896209 Binocular with two slide frames Apr. 20, 1999
5886815 Binoculars with dioptric and focus adjustment Mar. 23, 1999
5734499 Interpupillary distance adjusting mechanism for use in binocular telescope Mar. 31, 1998
5671087 Binocular type display system Sep. 23, 1997
5446585 Night vision device with improved image stability Aug. 29, 1995
5444568 Consumer night vision viewing apparatus Aug. 22, 1995
5410436 Apparatus for providing the coordinated rotation of two interrelated optical components Apr. 25, 1995
5361162 Night vision device Nov. 1, 1994
4986644 Wearable binoculars Jan. 22, 1991
4545656 Focus adjusting device for binocular Oct. 8, 1985
4436386 Binoculars housing Mar. 13, 1984
4284325 Eye span adjustment mechanism for binoculars Aug. 18, 1981
4013340 Binocular Mar. 22, 1977



 
 
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