5000423
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36649060-5000423
LED Replacement Lamps - Based LEDs BULBS FOR L1, RED
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.
a group of products which fulfill a similar need for a market segment or market as a whole.
a particular group of related products.