Photographic flash device

Details Photographic flash device Photographic flash device

G - Physics

03

B

240/76

G03B 15/05 (2006.01)

Patent

CA 1083113

PHOTOGRAPHIC FLASH DEVICE Abstract of the Disclosure The present invention relates to a photographic flash device. The device is comprised of a flash tube diaposed in a case and a converging lens disposed in front of the flash tube. The device is improved in that the converging lens is mounted on the front part of a slidable frame which slidably and permanently engages with the case at the front part thereof in a manner so as to enable adjustment of the distance between the converging lens and the flash tube so as to change the angle of divergence of flashed light. A space inside the frame is covered by a protecting cover.

289429

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