Optical: systems and elements – Compound lens system – Telescope
Patent
1997-08-19
1999-04-20
Henry, Jon
Optical: systems and elements
Compound lens system
Telescope
359408, G02B 2318, G02B 2320
Patent
active
058962093
ABSTRACT:
A binocular includes two parallel telescope systems, two slide frames on which the telescope systems are respectively supported, and two shells, one fixed to each of the slide frames covering the telescope systems. The slide frames are supported by an I-shaped frame consisting of top and bottom members and a center block is provided between the top and bottom members. The slide frames between the top and bottom members so that the slide frames are slidable.
REFERENCES:
patent: 5305141 (1994-04-01), Hotta
patent: 5581399 (1996-12-01), Abe
patent: 5640271 (1997-06-01), Nishitani et al.
patent: 5729384 (1998-03-01), Nishitani et al.
Nikkei Mechanical No. 462, pp. 72-77, issued on Sep. 4, 1995, with an English translation of the same.
Asahi Kogaku Kogyo Kabushiki Kaisha
Henry Jon
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