Optical: systems and elements – Binocular devices
Patent
1994-07-27
1996-04-09
Nguyen, Thong Q.
Optical: systems and elements
Binocular devices
359407, 359408, 359415, G02B 2702, G02B 2300
Patent
active
055067263
ABSTRACT:
Binoculars, having a body made of a cardboard or cardboard-like synthetic resin material, are convertible into a box-like form wherein a pair of objective lenses and a pair of eyepiece lenses are correspondingly positioned for use, and are foldable into a panel-like form along folds thereof when not in use and stored. The binoculars are optionally attachable to a disposable camera and may be place in a folded state while allowing use of the disposable camera.
REFERENCES:
patent: 2882791 (1959-04-01), Moller et al.
patent: 4239328 (1980-12-01), Justice, Sr. et al.
patent: 4443071 (1984-04-01), Ueda
patent: 4445766 (1984-05-01), Yamazaki
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