| |||
exposure meter; light meter; exposure timer; exposure meters light meters | |||
electrical luxmeter | |||
incident-light exposure meter; light-metering device | |||
photometer |
Belichtungsmesser : 13 phrases in 4 subjects |
Communications | 1 |
Measuring instruments | 1 |
Optics branch of physics | 10 |
Physics | 1 |