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Browse by Category: Main > Optical & Optics
Class Information
Number: 359/600
Name: Optical: systems and elements > Barrel end eye guard (e.g., shield or cushion, etc.)
Description: Subject matter wherein an eye end of a barrel is shaped to conform to the engaging portion of a viewer"s face for providing a cushion to the optical apparatus or for shielding the viewer"s eyes from undesired radiation.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
5227825 Lens barrel for camera Jul. 13, 1993
5221992 Door viewer including inner tube encasing object lenses and ocular lens and including a rubberized flexible hood Jun. 22, 1993
5201135 Heat shield-parallax/glare reduction device Apr. 13, 1993
5181140 Binocular shield Jan. 19, 1993
5166719 Eye-cup cover for a viewfinder Nov. 24, 1992
5155516 View finder optical system with eye direction detection device Oct. 13, 1992
5074652 Glasses-on binoculars with an eyeglass guard including a generally ovular-shaped eyeglass lens engaging generally planar surface Dec. 24, 1991
4776683 Optical imaging device Oct. 11, 1988
4729649 Functional shield for a telescope Mar. 8, 1988
4630903 Eyeguards Dec. 23, 1986
4601540 Method and apparatus for the turning on and off of a signal in optical or optronic devices Jul. 22, 1986
4576459 Eye-cup for camera Mar. 18, 1986
4565428 Eye shield for a viewing device Jan. 21, 1986
4523818 Ocular eyecups for wearers of glasses Jun. 18, 1985
4307931 Microscope eyeshield Dec. 29, 1981
4264123 Gun telescope extender Apr. 28, 1981
4119984 Eyepiece Oct. 10, 1978
3958261 Reflex camera and viewing device and attachment therefor May. 18, 1976

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