Product type: Optical Glass Lens. Application: Lighting, Medical, Optical, Photography. Model: KGO107.
Overview
China Factory Customizedplano Concave Cylindrical Lens Fused Silica Precision Optical Lens is an optical lens made from Fused Silica,K9,B270. 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,K9,B270 |
|---|---|
| Type | Optical Glass Lens |
| Shape | Custom |
| Transmittance | >95% |
| Coating | Polishing, Coating |
| Usage | Lighting, Medical, Optical, Photography |
| Model NO. | KGO107 |
| Lenses Color | Clear |
| Centration | 3' |
| Fringes | 1-5 |
| Optical Coating | Ar Coating |
| Dimension Tolerance | +0/-0.1mm |
| Supplier | Nanyang Kylin Special Glass Co., Ltd. |
Technical data
| Material | K9,fused silica,etc. |
|---|---|
| Focal length | ±2% |
| Dimension tolerance | +0/-0.1mm |
| Centration | 3' |
| Fringes | 1-5 |
| Irregularity of fringes | 0.2-0.5 |
| Center Thickness | ±0.1mm |
| Surface Quality | 60/40 |
What to specify when you request a quote
- Material — listed as “Fused Silica,K9,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 — listed as “3'”; 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 and Other Glass Materials for Machined Components. How parts like this are machined and finished is covered in Optical Glass Polishing for High Clarity Surfaces. 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).
