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Ningbo Spark Optics Technology Co., LTD
Ningbo Spark Optics Technology Co., LTD A Professional Manufacturer of LED Optics Lenses!
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3 Degree TIR NARROW LENS; 35mm Dia. Flashlight 3535 LED Lens

Ningbo Spark Optics Technology Co., LTD
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Ningbo Spark Optics Technology Co., LTD
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City: Ningbo
Province/State: Zhejiang
Country/Region: China

3 Degree TIR NARROW LENS; 35mm Dia. Flashlight 3535 LED Lens

3 Degree TIR NARROW LENS; 35mm Dia. Flashlight 3535 LED Lens

3 Degree NARROW TIR 35mm DIA PMMA 3535 LED Flashlight LENS Do I lose brightness when using optics? Optical efficiency is determined by measuring the ratio of light collected after the optic and ...

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