Product type: Optical Glass Lens. Application: Lighting, Medical, Optical, Photography. Model: KGO107.
Overview
Plano Convex Concave Lens Bi Convex Concave Glass Lens: an optical lens made from Fused Silica,Bk7,B270. Listed geometry: custom shapes shape. Optical / electrical data: transmittance >95%. Coating: Polishing, Coating. Typical applications: Lighting, Medical, Optical and Photography. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Fused Silica,Bk7,B270 |
|---|---|
| Type | Optical Glass Lens |
| Shape | Custom Shapes |
| Transmittance | >95% |
| Coating | Polishing, Coating |
| Clear Aperture | 90% |
| Usage | Lighting, Medical, Optical, Photography |
| Model NO. | KGO107 |
| Lenses Color | Clear |
| Dimension to Lerance | +0/-0.1mm |
| Fringes | 1-5 |
| Center Thickness | ±0.1mm |
| Supplier | Nanyang Kylin Special Glass Co., Ltd. |
Technical data
| Material | Focal length | Dimension tolerance | Center thickness | Centration | Fringes | Irregularity of fringes | Surface quality | coating | Clear aperture |
| K9,fused silica,etc. | ±2% | +0/-0.1mm | ±0.1mm | 3' | 1-5 | 0.2-0.5 | 60/40 | AR coating | 90% |
What to specify when you request a quote
- Material — listed as “Fused Silica,Bk7,B270”; name the glass or crystal.
- Geometry — listed as “+0/-0.1mm”; 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 “Polishing, Coating”; 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 Fused Silica Glass Wafers for Precision Appliance Electronics. Before sending a drawing, check Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Fused Silica Glass Wafers (2–12", JGS1/JGS2).
