M52979F sensor equivalent, 2-channel spd sensor.
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A 2-channel SPD sensor is built in.(1-channel for spot and one for average) Wide-ranging detection of light volume. A temperature sensor circuit.
The M52979F is a semiconductor integrated circuit designed to detect quantity of light and used for cameras and illuminometers. Because a high-sensitivity SPD sensor is built in this IC, it is possible not only to reduce the space and expenses to mou.
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