Specification
Material | Optical glass/ Fused silica/ sapphire etc. |
Dimension | 2mm~300mm |
Dimension tolerance | ±0.05mm~±0.1mm |
Centre Thickness | 2mm~20mm |
Surface quality | 60/40, 40/20, 20/10 |
Surface accuracy | λ/2~λ/10@632.8nm,532nm |
Clear Aperture | >85% dig diameter |
Centration | <3arc min~ 30arc sec |
Coating | As per customer’s request |