This is useful for comparing the total amount of light a bulb emits, but depending on its light distribution and space size, whether it is "enough" for a space or task cannot necessarily be determined. Measurement method differences between lux vs lumens Since lux is a measure of how much ...
Brightness refers to the intensity of led light reflected by the illuminated object and entered into the human eye, the unit is (cd/m2); and illuminance refers to how much light shines on the illuminated object, the unit is (lm/m2) Brightness is directly related to the reflectivity of the...
Brightness refers to the intensity of led light reflected by the illuminated object and entered into the human eye, the unit is (cd/m2); and illuminance refers to how much light shines on the illuminated object, the unit is (lm/m2) Brightness is directly related to the reflectivity of the...
1000 lumens brighter light output ? 3700 lumensvs2700 lumens 4 dB quieter ? 33 dBvs37 dB 200" bigger maximum projection size ? 500"vs300" 0.1:1 bigger zoom ratio ? 1.3:1vs1.2:1 9W more audio output power ? 2 x 5Wvs1 x 1W
Contrast ratio is the visual distance between the lightest and the darkest colors that may be reproduced on the display. A high contrast ratio is desired, resulting in richer dark colors and more distinctive color gradation. response time