Light integrator circuit with built-in anticipation

Details Light integrator circuit with built-in anticipation Light integrator circuit with built-in anticipation

1979-06-25

1980-12-23

LaRoche, Eugene R.

Electric lamp and discharge devices: systems

With radiant energy sensitive control means

Load device irradiating the radiant energy responsive device

250214P, 315241P, 354 33, 354 60F, H05B 4132

Patent

active

042412803

ABSTRACT:
A quench strobe includes a light integrator circuit with an anticipation network which enables the quench to be anticipated by a predetermined time corresponding to the reaction time of the strobe quenching circuitry so as to avoid overexposure under conditions where the photographic subjects are close to the camera or under conditions of relatively high scene light reflectance.

REFERENCES:
patent: Re27867 (1974-01-01), Years
patent: Re29927 (1979-03-01), Ichihashi
patent: 3381230 (1968-08-01), Gilbert et al.
patent: 3620143 (1971-11-01), Burgarella
patent: 3641891 (1972-02-01), Burgarella
patent: 3727143 (1973-04-01), Garrett
patent: 3774072 (1973-11-01), Ogawa
patent: 3809992 (1974-05-01), Negishi
patent: 3869642 (1975-03-01), Sabanci
patent: 3875471 (1975-04-01), Buck
patent: 3972626 (1976-08-01), Laskowski
patent: 4016496 (1977-04-01), Eastcott
patent: 4019092 (1977-04-01), Stiller
patent: 4029992 (1977-06-01), Engelstatter
patent: 4115745 (1978-09-01), Egan

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