Light meter

Details Light meter Light meter

1996-11-08

1998-07-07

Hantis, K.

Optics: measuring and testing

Photometers

Photoelectric

250214P, C01J 142

Patent

active

057777284

ABSTRACT:
A light meter comprising: a light sensitive charge storage array having at least one charge storage cell, and reading circuit means connected to said array for generating a light reading from charge stored in said array, said light reading being indicative of the quantity of light incident on said array; wherein said reading circuit means collects charge from said array and compares said collected charge to a threshold to generate said light reading.

REFERENCES:
patent: 3790789 (1974-02-01), Takahashi et al.
patent: 4476383 (1984-10-01), Fukuhara et al.

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