receiving light; detecting light
Technical term used in optics, electronics, and photography. Often appears in compound nouns like 受光素子 (light-receiving element) or 受光部 (light-receiving section).
Because this sensor has a small light-receiving section, it can detect even faint light.
By increasing the sensitivity of the light-receiving element, it now works even in dark places.
photodetector; light receiver
light-receiving part; photosensor; optical receiver
light-receiving surface; photosensitive surface
photodetector; photosensor; light receiving element
Compound of 受 (receive) and 光 (light). A straightforward Sino-Japanese technical term.