Usage: | Medical, Optical |
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Type: | Concave Lens |
Transmittance: | 90%-95% |
Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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BK7 window is the most common type of window. It has good performance over visible and near infrared wavelength region. At the same time,BK7 window is ideal for applications require minimal transmitted beam deviation. It is suitable for coating AR film.
Optical window materials comparison:
Material | Properties | Applications |
BK7 | Transmission Range:330-2100 nm Refractive Index:1.564@588nm |
Most Popular and low cost Visible and near IR spectrum applications |
Fused Silica | Transmission Range:185-2500nm Refractive Index:1.4858@1308nm Low Thermal Expansion Coefficient:0.54 x 10-6K |
UV to IR spectrum Best choice for thermal resistance application. |
Sapphire | Transmission Range:180-4500nm Refractive Index:1.755@1000nm Strong Hardness |
Best choice for scratch resistance applications Thinner optics Wide Transmission Range |
Calcium Fluoride | Transmission Range:170-7800nm Refractive Index:1.399@5000nm High Thermal Expansion Coefficient:18.85 x 10-6K |
IR laser applications |
MgF2 | Transmission Range:120-7000nm Refractive Index:1.376@700nm |
UV laser applications |
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Factory information
Yutai Optics, we specialize in the design and volume manufacturing of high performance optical components such as lens,prisms, windows,filters,mirrors and more for use in optical instruments and laser systems, as well as for telecommunications,medical, environment monitoring industry,material is widely ranged from optical glass to IR and UV glass.
As a Fast-growing supplier in Optics, Yutai Optics offers excellent service and good quality items,our products have been appreciated by many European and American customers,of course we build a long-term cooperation.YuTai Optics has quickly established itself as a leader in optical components from its advanced technology and quality control.
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