1980-03-25
1981-09-29
Gellner, Michael L.
A61B 104, A61B 314
Patent
active
042919614
ABSTRACT:
An apparatus for endoscopic photography enables a picture to be taken of the interior of a coeliac cavity by coupling a camera and a light source unit with an endoscope. The apparatus comprises at least four delay circuits to achieve automatic control of a series of operations which are required to take a picture so that a proper exposure to a film surface is given.
REFERENCES:
patent: 3599630 (1971-08-01), Sato et al.
patent: 4086583 (1978-04-01), Takahashi
Gellner Michael L.
Olympus Optical Company Ltd.
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