Product type: Convex Lens. Application: Optical.
Overview
Wholesale Optical IR Infrared Glass Thermal Imaging Lens: an optical lens made from Optical Glass. Listed geometry: plano convex lens shape. Optical / electrical data: transmittance >95%. Coating: Plano Convex Lens. It is used in Optical. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Optical Glass |
|---|---|
| Type | Convex Lens |
| Shape | Plano Convex Lens |
| Transmittance | >95% |
| Coating | Plano Convex Lens |
| Usage | Optical |
| Lenses Color | Clear |
| Supplier | Shenyang Ebetter Optics Co., Ltd. |
Technical data
| Diameter Tolerance | +0.0/-0.1mm |
|---|---|
| Center Thickness Tolerance | ±0.1 mm.. |
| Focal Length Tolerance | ±1%.. |
| Surface Quality | 60/40, 40/20 or better.. |
| Material | BK7, UVFused silica, Ge,CaF2, ZnSe |
| Clear Aperture | >90% |
| Centering | <3 arc min |
| Coating | Custom |
| Bevel | Protective bevel as needed |
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 — quote surface figure (λ) and scratch-dig.
- Centring and edges — state centration and edge chamfer.
- Coating — listed as “Plano Convex Lens”; list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Fused Silica Wafer Production: A Step-by-Step Manufacturing Guide. How parts like this are machined and finished is covered in Flat Glass Polishing Process for Precision Substrates. For an application example, read Why Quartz Glass Components Excel in Coffee Heating Modules. Before sending a drawing, check Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Infrared Windows.
