Small-sized convex lens Bridgelux Citizen COB LEDs glass (high borosilicate, K9, BK7, BK270) Optical Lenses for High Bay Light, Spotlight, Flashlight
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10W to 300W Bridgelux Citizen Cree Osram COB LED Fresnel Lens High Borosilicate 3.3 for Stage Light High Bay Light
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COB LEDs Optical glass (high borosilicate,K9,BK7,BK270) Batwing Shape LED Street Light Glass Lens Wide Angle 100W，150W,300W
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Mining Lamp Lens High borosilicate,K9,BK7,BK270 100W，150W,300W，Resisting Heat Shock Borosilicate Glass Cob Led Lens.
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5~45mm diameter small size Bridgelux Citizen COB LEDs Optical glass (high borosilicate,K9,BK7,BK270) Optical Lenses For High bay light,Spotlight,Street light.
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