Product type: Optical Glass Window. Application: Lighting, Medical, Optical, Photography.
Overview
Custom Special Sapphire Glass Flat Windows Optical Bk7 Glass Window for Biometric Lens: an optical lens made from Glass. Listed geometry: thickness Customized. Optical / electrical data: wavelength 355-1064nm. Listed for Lighting, Medical, Optical and Photography applications. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Glass |
|---|---|
| Type | Optical Glass Window |
| Shape | Customized |
| Cwl | 355-1064nm |
| Usage | Lighting, Medical, Optical, Photography |
| Thickness Range | Customized |
| Color | Transparent |
| Principle | Cut-off Filter |
| Angle of incidence | 45° |
| Name | Optical Window |
| Key | Optical Glass Window |
| Thickness Tolerance | ±0.1mm |
| Use | Optical and Photographic Instrument |
| Supplier | Shanghai Jingsheng Optoelectronics Technology Co., Ltd |
Technical data
| Name | Optical windows |
|---|---|
| Material | optical glass, UVF, Sapphire etc. |
| Diameter | 0.2-300mm |
| Thickness | 0.5-5mm |
| Dimension tolerance | +/-0.1mm or +/-0.02mm |
| Surface quality | 40/20 ~ 80/50 or Better |
| Clear aperture | >85%, >90% |
| Surface accuracy | λ/10 λ/2 |
| Bevel | 0.1~0.3mm x 45 degree |
| Coating | AR or Custom |
What to specify when you request a quote
- Material — listed as “Glass”; name the glass or crystal.
- Geometry — listed as “45°”; give diameter, focal length or radii, angles and tolerances.
- Surface figure — quote surface figure (λ) and scratch-dig.
- Centring and edges — state centration and edge chamfer.
- Coating — list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Selecting Fused Silica and Quartz Glass for Precision Components. How parts like this are machined and finished is covered in Flat Glass Polishing Process for Precision Substrates. For an application example, read Boost Yield with Fused Silica Viewports for Vacuum and Optical Systems. Before sending a drawing, check Specifying Coatings for Custom Glass Windows and Substrates. A related standard product is AR Anti-Reflection Optical Window.
