Specification |
Warranty: 3 Years;
Usage: Optical;
Type: Concave Lens;
Transmittance: 90%-95%;
Shape: Concave;
Material: H-K9l;
Lenses Color: Clear;
Customized: Customized;
Coating: Ar400-700;
Center Thickness: 1.1mm;
Focal Length: -19.4;
Color: Transparent;
Surface Quality: 60/40 40/20 20/10;
Edge Thickness: 3mm;
Customized Support: OEM, ODM, Obm;
Product Name: Double Concave Lens;
Structure: Double Concave;
Application: Optical;
Diameter: 11mm;
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After-sales Service: 3r Quality Warranty-Replace, Return, Refund;
Warranty: 12months;
Usage: Lighting, Medical, Optical, Photography, Laser Lens;
Type: as Per Demand;
Transmittance: 90%-95%;
Shape: as Per Demand;
Material: Znse, Si, Ge;
Lenses Color: Clear;
Customized: Customized & Non-Customized;
Coating: Uncoating/Uncoating;
Substrate: Znse, Si, Ge;
Designed Wavelength: 10.6um;
Focal Length Tolerance: +-1%;
Surface Finish: 40-20 Scratch-Dig;
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Usage: Lighting, Medical, Optical;
Type: Convex Lens;
Transmittance: >95%;
Shape: Ball, Hemisphere;
Material: Acrylic;
Lenses Color: Clear;
Customized: Customized;
Coating: HC;
Power Range: Base:0/2/4/6/8b;
Coating Color: Green,Blue;
Specific Gravity: 1.3;
Abbe Value: 41;
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Usage: Lighting, Medical, Optical;
Type: Convex Lens;
Transmittance: >95%;
Shape: Ball, Hemisphere;
Material: Polycarbonate;
Lenses Color: Clear;
Customized: Customized;
Coating: HMC;
Power Range: Sph -0.00~-6.00,0.25~+6.00,Cyl -0.00~-6.00;
Coating Color: Green,Blue;
Specific Gravity: 1.22;
Abbe Value: 32;
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Usage: Lighting, Medical, Optical;
Type: Convex Lens;
Transmittance: >95%;
Shape: Ball, Hemisphere;
Material: Cr-39;
Lenses Color: Clear;
Customized: Customized;
Coating: HMC;
Power Range: Add +1.00~+3.00 Base 4b 6b;
Coating Color: Green,Blue;
Specific Gravity: 1.32;
Abbe Value: 51;
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