The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 02, 1981
Filed:
Aug. 17, 1979
Mitsuo Kawazoe, Hachioji, JP;
Olympus Optical Co., Ltd., Tokyo, JP;
Abstract
An improved electronic flash is provided having a selectively energizable source of illumination, control circuits for controlling the source of illumination according to a plurality of operational modes which include an automatic control mode and a manual control mode and a housing enclosing the source of illumination and the control circuits. According to a preferred embodiment of the instant invention, a frame is mounted upon an outer surface of the housing and an indicator panel may be removably mounted within the frame. The indicator panel is provided with front and rear surfaces and may be selectively mounted within the frame to externally expose either the front or rear surface thereof. One of the front or rear surfaces is provided with indicia for calculating a diaphragm value.