Custom Price 20Mm 30Mm 42Mm 46Mm 500Mm 3528 Smd Led Spot Necklace Projection Cylindrical Plano Convex Convex Lens For Projector
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- Supplier: Shanghai Bo-Glass Industrial Limited
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Product Overview
Description
Product Description
Name | Optical Glass led lens | ||||||
Material | Optical Glass, BK-7, Pyrex, Fused Silica,Sapphire,Quartz | ||||||
Diameter Tolerance | +/-0.3mm | ||||||
Thickness Tolerance | +/-0.3mm | ||||||
Clear Aperture | Over 90% | ||||||
Flatness | ^/4@632.8mm | ||||||
Surface Quality | 80/50~10/5 scratch and dig | ||||||
Transmission | above 92% | ||||||
Chamfer | 0.1-0.3mm x45 degree | ||||||
Focal Length Tolerance | +/-2% | ||||||
Back Focal Length Tolerance | +/-2% | ||||||
Coating | available | ||||||
Usage | optical system,photographic system,lighting system, electronic apparatuse,laser,camera,monitor,projector,magnifier,telescope,polarizer,electronic instrument,led etc. | ||||||
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