| Brand Name: |
JOPTEC |
| Place of Origin: |
HEFEI, CHINA |
| Minimum Order: |
50 PCS |
| Payment Terms: |
T/T |
| Supply Ability: |
5000000 PCS/Month |
| Delivery Time: |
30 Days |
| Packaging Details: |
Boxes |
| Material: |
N-BK7, Fused silica or other optical glass |
| Dimension Tolerance: |
+0.0, -0.2mm |
| Surface quality: |
60-40 S/D |
| Surface flatness: |
λ/4 @ 632.8nm |
| Angle Tolerance: |
±30 arc sec(Standard); ±5 arc sec(High Precision) |
| Clear Aperture: |
>85% of dimension |
| Bevel: |
<0.25mm×45° |
| Coating: |
Surfaces S1 & S2 :Single layer MgF2 coating,Surfaces S3 & S4: Aluminized and painted black |
