I got into the LED industry near to 1 years. I knew many different clients form different countries.But I learn more of the led strip light, the knowledge of the LED terminology. Our UL listed led strip light with high lumen and high quality, so many of customer ask that why our led strip light is more expensive than other supplier in China. In this case, I’d like to share the LED Standard Terminology with you. The more you understand about these common LED words, the better equipped you will be to have discussions and make decisions regarding LED technology.

At first, I’d like introduce the LEDs luminous flux, it could find the brightness of the led.

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Lumen: Noun, Plural- Lumens, Abbreviation- lm. The unit of luminous flux, equal to the luminous flux emitted in a unit solid angle by a point source of one candle intensity.The lumem is up to the led chip. we used the Epistar led chip, and also you could use the dimmer to adjust the dimming. Differents watt could caused the brightness.

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At DeRun LED, we offer a variety of brightness levels for our products, ranging from Normal Bright, to Super, Ultra, and Mega, all the way up to Double Ultra Bright, each producing a greater lumen output than the last.

Lumen Flashlight 1 - LED Strip Lights Application GuideOur main products’ lumen: 3528–7-8lm per led, 5050–18-20lm per led, 2835—22-24lm er led, 5630—50-55lm per led, 3014–10-12lm per led, 335–5lm per led. Attached this for your kindly reference.