We don't usually think in terms of a "volume of light." We tend to speak of brightness. But the amount of anything available in a given space is called a volume. "Please pass a quart of light" sounds ...
Forget hunting for a tape measure or a protractor. Use your Android phone camera and sensors to handle different types of measurements easily.
Ophir Optronics Inc. has introduced two new measurement heads. The PD300-BB radiometer head has a spectrally flat response from 400-1,000 nm. and is recommended when the power measurement of broadband ...
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