Wuhan Siwer Optics Co.,Ltd
| Payment Terms | T/T, Western Union |
| Supply Ability | 1000 pieces/month |
| Delivery Time | 3-5 weeks |
| Packaging Details | 1.Tissue paper. 2.Plastic foam packaging film. 3.Hard carton box with quakeproof filler |
| Material | Calcium Fluoride(CaF2) |
| Size tolerance | +/-0.1mm |
| Chamfer | 0.2-0.5mm |
| Surface quality | 60/40 |
| Surface flatness | Lambda/4 in 25.4mm |
| Parallelism | 0.01mm |
| Standard coating | uncoated or customized |
| Size range | 3-120mm |
| Usage | Infrared system |
| Brand Name | Wuhan Siwer Optics |
| Place of Origin | Wuhan,China |
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Product Specification
| Payment Terms | T/T, Western Union | Supply Ability | 1000 pieces/month |
| Delivery Time | 3-5 weeks | Packaging Details | 1.Tissue paper. 2.Plastic foam packaging film. 3.Hard carton box with quakeproof filler |
| Material | Calcium Fluoride(CaF2) | Size tolerance | +/-0.1mm |
| Chamfer | 0.2-0.5mm | Surface quality | 60/40 |
| Surface flatness | Lambda/4 in 25.4mm | Parallelism | 0.01mm |
| Standard coating | uncoated or customized | Size range | 3-120mm |
| Usage | Infrared system | Brand Name | Wuhan Siwer Optics |
| Place of Origin | Wuhan,China | ||
| High Light | ir window ，infrared system protectd window | ||
Low solubility and wide transmission range makes it useful for many applications, including: mirror substrate for UV laser systems; substrate for manufacturing windows, lenses for UV, IR applications.
Price list of some inventory CaF2 windows.
Welcome to buy sample for testing, when you need a large number of products, the unit price will be reduced.
| Diameter * thickness(mm) | Unit price(USD) |
| 5.0*1.0 | 4.3 |
| 8.0*1.0 | 5.8 |
| 10.0*1.0 | 6.5 |
| 12.0*1.0 | 6.7 |
| 10.0*0.5 | 7.2 |
| 12.0*2.0 | 7.2 |
| 15.0*2.0 | 8.0 |
| 18.0*1.0 | 12.3 |
| 19.0*1.0 | 13.8 |
| 20.0*1.0 | 14.5 |
| 25.0*1.0 | 18.8 |
| 25.4*1.0 | 18.8 |
| 30.0*1.0 | 23.2 |
| 32.0*1.0 | 24.6 |
| 34.0*2.0 | 27.5 |
| 35.0*2.0 | 29.0 |
| 38.1*3.0 | 30.4 |
| 40.0*2.0 | 30.4 |
| 50.0*3.0 | 36.2 |
| 50.8*2.0 | 36.2 |
| 60.0*3.0 | 53.6 |
| 60.0*4.0 | 59.4 |
| Material | Calcium Fluoride |
| Diameter Tolerance | +0.0/-0.1 mm |
| Thickness Tolerance | ±0.1 mm |
| Parallelism | 1 arc min |
| Surface Quality | 60-40 Scratch-Dig |
| Surface Flatness (Plano Side) | λ/2 at 633nm |
| Surface Irregularity (Peak to Valley) | λ/2 at 633nm |
| Clear Aperture | 90% |
| Chemical Formula | CaF2 |
| Crystal Class | Cubic, cleaves [111] plane |
| Lattice Constant, Å | 5.46 |
| Density, g/cm3 (20 °C) | 3.18 |
| Molecular Weight | 78.08 |
| Reflection Loss | 5.4% at 5 μm |
| Absorption Coefficient | 7.8 x 10-4 cm-1 @ 2.7 μm |
| Dielectric Constant for 105 Hz | 6.76 |
| Melting Temperature, K | 1630 |
| Thermal Conductivity, W/(m K) at 273 K | 10 |
| Thermal Expansion, 1/K at 300 K | 18.9 x 10-6 |
| Specific Heat, cal/(g K) at 273 K | 0.204 |
| Debye Temperature, K | 510 |
| Young's Modulus, GPa | 75.79 |
| Rupture Modulus, GPa | 0.0365 |
| Shear Modulus, GPa | 33.76 |
| Bulk Modulus, GPa | 83.03 |
| Poisson's Ratio | 0.28 |
| Knoop Hardness, kg/mm2 | 178 [100], 160 [110] |
Company Details
Business Type:
Manufacturer,Exporter,Seller
Ecer Certification：
Active Member
Company profile Wuhan Siwer Optics is a professional manufacturer of various optical components.We focuses on production of optical interference filters,infrared and visible optical components. The company has optical optimization design, precision optical processing and optical coating technolo... Company profile Wuhan Siwer Optics is a professional manufacturer of various optical components.We focuses on production of optical interference filters,infrared and visible optical components. The company has optical optimization design, precision optical processing and optical coating technolo...
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