Camera capable of functioning in accordance with informations re

Details Camera capable of functioning in accordance with informations re Camera capable of functioning in accordance with informations re

1982-01-25

1983-11-29

Perkey, William B.

Radiant energy

Ionic separation or analysis

Static field-type ion path-bending selecting means

354173, 354214, 354217, 250559, 226 45, G03B 166, G03B 1736, G01N 2186, B65H 2500

Patent

active

044177933

ABSTRACT:
A camera capable of functioning in accordance with informations received from a roll of film, and is provided with circuitry for generating first and second electric signals each changing in response to respective passages of the sprocket holes with a time lag provided between the changes in the first and second electric signals, with the sprocket hole signal indicative of the passage of sprocket holes being formed in response to the first and second electric signa

REFERENCES:
patent: 2994783 (1961-08-01), Looschen
patent: 3485157 (1969-12-01), Nerwin
patent: 3541339 (1970-11-01), St. John et al.
patent: 4200371 (1980-04-01), Suzuki et al.
patent: 4294527 (1981-10-01), Hashimoto et al.
patent: 4299466 (1981-11-01), Harvey
Research Disclosure, Apr. 1980, No. 192, p. 142.

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