Multiple light intensity flash unit

Details Multiple light intensity flash unit Multiple light intensity flash unit

1976-09-08

1978-01-03

Gonzales, John

Illumination

Photographic lighting

Including specific light modifier

354126, 362277, G03B 1502

Patent

active

040668843

ABSTRACT:
A multiple light intensity electronic flash unit for self-developing camera uses a slidably mounted neutral density filter to vary the effective light intensity of the flash. The flash unit enables the camera to be operable when subjects are close to the camera without overexposing the film.

REFERENCES:
patent: 3843878 (1974-10-01), Ueda et al.

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