Jinan Crystrong Photoelectric Technology Co.,Ltd
| Payment Terms | Net 30 days |
| Supply Ability | Stock |
| Delivery Time | 5-30days upon order quantity |
| Packaging Details | vacuum packaging,plastic box,carton |
| Clear aperture | ＞80% |
| Thickness tolerance | ±0.2mm |
| Wave front distortion | 1/4 @633nm |
| Parallelism | 1 arc minute |
| Diameter tolerance | +0.0-0,1mm |
| Coating | uncoated |
| Brand Name | CRYSTRONG |
| Place of Origin | Jinan,China |
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Product Specification
| Payment Terms | Net 30 days | Supply Ability | Stock |
| Delivery Time | 5-30days upon order quantity | Packaging Details | vacuum packaging,plastic box,carton |
| Clear aperture | ＞80% | Thickness tolerance | ±0.2mm |
| Wave front distortion | 1/4 @633nm | Parallelism | 1 arc minute |
| Diameter tolerance | +0.0-0,1mm | Coating | uncoated |
| Brand Name | CRYSTRONG | Place of Origin | Jinan,China |
| High Light | magnesium fluoride glass ，optical flat glass | ||
BK7 Window High Thermal Expansion Coefficient For Optical System
Windows are widely used on optical system. There can be extreme differences of temperature, pressure, humidity and other parameters on either side of the window. The optical, mechanical and thermal properties of windows including BK7 windows. Fused silica windows,CaF2 windows, Sapphire windows.
Mirror are designed for visible light; however, mirrors designed for other types of waves or other wavelength or electromagnetic radiation are also used. Especially in non-optical instruments.
Product description:
The window is made from BK7 material, which has transparent range from 330-2100nm. The refractive index is 1.5164 at 588nm. The BK7window has good performance over visible and near IR spectrum for most application.
Specification:
| Material | BK7 |
| Diameter tolerance | +0.0-0,1mm |
| Thickness tolerance | ±0.1mm |
| Clear aperture | ＞85% |
| Parallelism | 1 '(Standard),10/5(High Precision) |
| Surface quality | 60/40(standard),10/5(high precision) |
| Wave front distortion | 1/4 @633nm |
| Bevel | ＜0.25mmx45° |
| coating | uncoated |
Company Details
Business Type:
Manufacturer,Exporter,Trading Company
Year Established:
2012
Total Annual:
3000000-5000000
Employee Number:
100~120
Ecer Certification：
Active Member
Jinan Crystrong Photoelectric Technology Co.,Ltd. is a high-technology company specialized in laser optical components with more than ten years experience in research,development, manufacturing,and sales. Crystrong is committed to becoming the professional manufacturer and supplier of nonlinear opti... Jinan Crystrong Photoelectric Technology Co.,Ltd. is a high-technology company specialized in laser optical components with more than ten years experience in research,development, manufacturing,and sales. Crystrong is committed to becoming the professional manufacturer and supplier of nonlinear opti...
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