Optical: systems and elements – Compound lens system – Telescope
Patent
1991-02-19
1993-08-10
Fields, Carolyn E.
Optical: systems and elements
Compound lens system
Telescope
359416, 359419, 2502012, 354402, G02B 2306
Patent
active
052354580
ABSTRACT:
A binocular comprising a housing and a pair of first and second optical systems positioned on each side of a central line. Each optical system includes an object lens and ocular lens arranged at a front part and at a rear part of the housing respectively. Further, a light admitting window is placed on the central line between the first and second optical systems for admitting light from an object. A detection module, provided independently of the first and second optical systems is used to output electrical signals which represent the distance to the object. The detection module may include an optical path deflecting means for z-shapely deflecting the light from the light admitting window and for directing the light to a sensor. The binocular is compact and has a hand grip that is designed in order to be holdable and focusable by the use of a single hand.
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Akagi Katsuhito
Ishida Iwao
Kamiya Makoto
Kimura Kazuo
Nagano Haruyuki
Dunn Drew A.
Fields Carolyn E.
Minolta Camera Kabushiki Kaisha
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