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| Customization: | Available |
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| Usage: | Lighting, Medical, Optical, Photography |
| Type: | Spherical Optical Lenses |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Common Specifications | |
| Substrate Material | Zinc Selenide |
| AR Coating Range | 7 - 12 µm |
| Reflectance (per Surface) | Ravg < 1%; Rabs < 2% |
| Transmission | Tavg > 97%; Tabs > 92% |
| Diameter | 1" (25.4 mm) |
| Diameter Tolerance | +0.0 / -0.05 mm |
| Apex Rounding Diameter (S1) | <1.0 mm |
| Surface Quality (S1, S2) | 60-40 Scratch-Dig |
| Surface Flatness (S2) | <λ/2 at 633 nm |
| Surface Deviation (RMS) (S1) | <0.07 µm |
| Surface Roughness (RMS) (S1,S2) | <20 Å |
| Clear Aperture (S1, S2) | >Ø22.86 mm |
| Edge Thickness | 3.4 mm |
| Center Thickness Tolerance | ±0.1 mm |
| Angular Tolerance | ±0.01° |
| Name | Optical Fused Silica Collimating Focusing Lens for Laser Cutting Head |
| Size | Dia 12.7mm, Dia 25.4mm, D50.8mm or others |
| Anti-Reflection Coating Options | MgF2, VIS 0°, VIS-NIR, NIR I, NIR II, VIS-EXT, and YAG-BBAR |













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