Optical: systems and elements – Single channel simultaneously to or from plural channels – By partial reflection at beam splitting or combining surface
Reexamination Certificate
2008-05-06
2008-05-06
Harrington, Alicia M (Department: 2873)
Optical: systems and elements
Single channel simultaneously to or from plural channels
By partial reflection at beam splitting or combining surface
C359S738000
Reexamination Certificate
active
07369315
ABSTRACT:
An optical imaging system incorporates a beam splitter, which is moveable to a beam-splitting position where the beam splitter intercepts the light on an input optical path and a non-beam-splitting position where the beam splitter is located outside of the input optical path. The beam splitter includes a body penetrated by an aperture and a reflective surface surrounding the aperture. When the beam splitter is located in the beam-splitting position, a portion of the light in the optical path is transmitted through the aperture and a portion of the light in the optical path is reflected from the reflective surface.
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Advertisment and specification for Super Telephoto Digital Camera Scope TD 1 Spotting Scope/DSC (undated)—Kowa Company Ltd. (6 pages).
Harrington Alicia M
Oyen Wiggs Green & Mutala LLP
Pacific Telescope Corp.
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