Product type: Optical Window. Application: Lighting, Medical, Optical, Photography, Medical imaging. Model: Meniscus lens for OCT.
Overview
Customized Meniscus Glass Lens NIR range Coated for Imaging: an optical lens made from Optical Glass. Listed geometry: cemented round shape. Optical / electrical data: wavelength Near Infrared, transmittance 99.5%. Coating: Anti-Reflection. Listed for Medical imaging applications. 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 | Optical Window |
| Shape | Cemented round |
| Wavelength | Near Infrared |
| Transmittance | 99.5% |
| Coating | Anti-Reflection |
| Application | Medical imaging |
| Usage | Lighting, Medical, Optical, Photography, Medical imaging |
| Model NO. | Meniscus lens for OCT |
| Lenses Color | Clear |
| Precision level | High precise |
| RoHS | Approved |
| REACH | Approved |
| ISO 13485 | Approved |
| Package detail | Optics are packed with Capacitor paper, white paper, custom-made plastic containers etc |
| Supplier | CPG OPTICS LIMITED |
Technical data
| Material | CDGM H-LAF50B |
|---|---|
| Diameter | 12.7-0.01/-0.03mm |
| Center thickness | 5.0+/-0.03mm |
| Left side | |
| Radius | 35.6mm,CC |
| SAG | 0.35+/-0.02mm |
| Centerness | <1.2arcmin |
| Surface quality | S-D 60-40 |
| Clear aperture | >95% |
| Chamfer | <0.2mm(LW)x45deg |
| Right side | |
| Radius | 12.2mm,CX |
| Surface quality | S-D 60-40 |
| Clear aperture | >95% |
| Chamfer | <0.2mm(LW)x45deg |
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 “Anti-Reflection”; list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see AR-Coated Glass Materials for High-Transmission Optical Parts. How parts like this are machined and finished is covered in Optical Glass Polishing for High Clarity Surfaces. 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-Coated High-Transparency Optical Glass.
