Product type: Optical Windows. Application: Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging, Detection, etc. Model: OL-355.
Overview
High Transmission Diameter 20mm 25mm Monocrystalline Silicon Optical Protective Windows for Thermopile Detectors Optical Lens: an optical lens in Optical Glass (Sillicon(Si) substrate). Listed geometry: single-lens shape. Optical / electrical data: transmittance >95%. Supplied uncoated; surface quality Custom Manufacturing. Typical applications: Lighting, Medical, Optical, Photography and Laser. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Optical Glass |
|---|---|
| Substrate | Sillicon(Si) |
| Type | Optical Windows |
| Shape | Single-lens |
| Transmittance | >95% |
| Coating | Uncoating |
| Surface Quality | Custom Manufacturing |
| Clear Aperture | 90% |
| Usage | Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging, Detection, etc |
| Model NO. | OL-355 |
| Lenses Color | Clear |
| Thickness Tolerance | ±0.1mm |
| Supplier | C-Laser (Taicang) Material Technology Co., Ltd. |
Technical data
| No. | Products Category | Products Name | Machining Status |
| 1 | CVD ZnS | CVD ZnS Windows | BlanksPolishedCoatedAssembly |
| 2 | CVD ZnS Spheric Lens | ||
| 3 | CVD ZnS Wedge Windows | ||
| 4 | CVD ZnS Prisms | ||
| 5 | CVD ZnS Pecial-shaped Optical Lens | ||
| 6 | CVD ZnS Coating AR | ||
| 7 | CVD ZnS Coating BBAR | ||
| 8 | CVD ZnSe | CVD ZnSe Windows | BlanksPolishedCoatedAssembly |
| 9 | CVD ZnSe Spheric Lens | ||
| 10 | CVD ZnSe Wedge Windows | ||
| 11 | CVD ZnSe Prisms | ||
| 12 | CVD ZnSe Pecial-shaped Optical Lens | ||
| 13 | CVD ZnSe Coating AR | ||
| 14 | CVD ZnSe Coating BBAR | ||
| 15 | CVD ZnSe 10.6um Beam Windows | ||
| 16 | CVD ZnSe 10.6um Beam Combiners | ||
| 17 | CVD Znse 10.6um Beam Expanders | ||
| 18 | Germanium(GE) | Germanium Windows | BlanksPolishedCoatedAssembly |
| 19 | Germanium Spheric Lens | ||
| 20 | Germanium Wedge Windows | ||
| 21 | Germanium Prisms | ||
| 22 | Germanium Pecial-shaped Optical Lens | ||
| 23 | Germanium Coating AR | ||
| 24 | Germanium Coating BBAR | ||
| 25 | Silicon(Si) | Silicon Windows | BlanksPolishedCoatedAssembly |
| 26 | Silicon Spheric Lens | ||
| 27 | Silicon Wedge Windows | ||
| 28 | SiliconPrisms | ||
| 29 | Silicon Pecial-shaped Optical Lens | ||
| 30 | Silicon Coating AR | ||
| 31 | Silicon Coating BBAR |
What to specify when you request a quote
- Material — listed as “Optical Glass”; name the glass or crystal.
- Geometry — give diameter, focal length or radii, angles and tolerances.
- Surface figure — listed as “Custom Manufacturing”; quote surface figure (λ) and scratch-dig.
- Centring and edges — state centration and edge chamfer.
- Coating — listed as “Uncoating”; list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Fused Silica Windows for UV and Laser Optical Systems. How parts like this are machined and finished is covered in Optical Glass Polishing for High Clarity Surfaces. For an application example, read How to Handle and Maintain Precision Glass Components in Laser Systems. Before sending a drawing, check Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Infrared Windows.
