H278CRXD
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30803770-H278CRXD
LED Circuit Board Indicators LED Assembly, Right Angle, 5 mm LED, Bi-Level, 1 Station, Red, 655 nm
the angle at which a display can be viewed with acceptable visual performance.
In photometry, luminous intensity is a measure of the wavelength-weighted power emitted by a light source in a particular direction per unit solid angle, based on the luminosity function, a standardized model of the sensitivity of the human eye.