First produced in 1962, the Agfa Optima 1a or Agfamatic was one of the first fully automatic scale-focusing 35mm film cameras. The successor to German camera manufacturer Agfa's Optima 1 camera, the camera employed a

selenium cell A copper indium gallium selenide solar cell (or CIGS cell, sometimes CI(G)S or CIS cell) is a thin-film solar cell used to convert sunlight into electric power. It is manufactured by depositing a thin layer of copper indium gallium selenide soluti ...

that generated a voltage related to the

luminance Luminance is a photometric measure of the luminous intensity per unit area of light travelling in a given direction. It describes the amount of light that passes through, is emitted from, or is reflected from a particular area, and falls withi ...

, to both measure the light level and to provide the power required for automatic setting of aperture and shutter speed. Other features included a flash mode which overrode the automatic mode to set the camera shutter speed to 1/30s, and a bulb mode for long exposures.http://blia-gear.blogspot.ae/2012/12/agfa-optima-1a.html

References

External links

Optima
on Camera-wiki.org
Agfa Optima 1a
at Lomography, examples of photographs 135 film cameras Agfa cameras Products introduced in 1962 {{camera-stub