Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1979-04-26
1981-05-05
Griffin, Donald A.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
340 52F, 350 385, 354289, G03B 1720
Patent
active
042655226
ABSTRACT:
A camera having a holographic indicator in which a reconstructed image of hologram and an image of an object formed by an image forming optical system are formed on the same plane, so that the reconstructed image and the object's image can be observed at the same diopter through a common observation optical system.
REFERENCES:
patent: 4165930 (1979-08-01), Matsumoto et al.
Matsumoto Kazuya
Matsumura Susumu
Nose Noriyuki
Okuno Youichi
Canon Kabushiki Kaisha
Griffin Donald A.
Tarcza Thomas H.
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