Product type: Convex Lens. Application: Lighting, Medical, Optical. Model: FSOL.
Overview
Versatile COB Optical Lenses for CREE, Seoul Semiconductor & Nichia COB Sources Perfect Match for LED Retrofit Kits is an optical lens made from Optical Glass. Listed geometry: single-lens shape. Optical / electrical data: transmittance >95%. Coating: HC; surface quality 20/10 or Better. Listed for Lighting, Medical and Optical 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 | Convex Lens |
| Shape | Single-lens |
| Transmittance | >95% |
| Coating | HC |
| Surface Quality | 20/10 or Better |
| Clear Aperture | >90% |
| Usage | Lighting, Medical, Optical |
| Model NO. | FSOL |
| Lenses Color | Clear |
| Model No | Fsol-2 |
| Principle | Ar Coating |
| Supplier | Tianjin Fushi Optical Technology Co., Ltd. |
Technical data
| PRODUCT NAME | COB Lens |
|---|---|
| PRODUCT SIZE | Φ49.30x23mm |
| MATERIAL | PC |
| HALF BEAM ANGLE | 15° ,24°,36° |
| TRANSMITTANCE | 89% |
| TYPE | Optical Lens |
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 “20/10 or Better”; quote surface figure (λ) and scratch-dig.
- Centring and edges — state centration and edge chamfer.
- Coating — listed as “HC”; list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Fused Quartz Wafer Substrate Selection: Materials & Coatings for Semiconductor and 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 Boost Yield with Fused Silica Viewports for Vacuum and Optical Systems. 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).
