BRD Optical --------- Optical Cemented-double lens
BRD Optical can supply many kinds of spherical products according to customers' drawing.For example:Bi-convex lens, Bi-concave lens, Optical plano-concave lens, Plano-convex lens, Achromatic cemented-double,Achromatic cemented-triple lens and special spherical components, etc..
Specification
| 1. | Material | K9,Fused silica , Sapphire etc |
| 2. | Dimension | 5-200mm |
| 3. | Dimension Tolerance | ±0.05~0.1mm |
| 4. | Thickness Tolerance | ± 0.1mm |
| 5. | Surface Quality | 80/50,60/40,40/20,20/10 |
| 6. | Flatness | Lambda /4 to Lambda / 10 |
| 7. | Centration | 3'-5' |
| 8. | Bevel | 0.25 mm at 45 degrees |
| 9. | Coating |
custom |