Substrate Material: |
BK7 Optical Glass |
Substrate Design: |
Plano-concave |
Outer Diameter: |
25.4,-0.1/+0.0mm |
Thickness: |
3.0,+/-0.1mm |
Radius of Curvature: |
-100mm (+/-0.5%), concave surface |
Surface Accuracy: |
<lambda/10 at 633nm over clear aperture |
Surface Quality: |
20-10 scratch and dig |
Wedge: |
<5 arc minute |
Chamfer: |
0.2mm x 45-deg typ |
Concentricity: |
</=0.05mm |
Coating Technology: |
Electron beam multilayer dielectric |
Clear Aperture: |
>85% of outer diameter |
Damage Threshold: |
1MW/cm2 CW, 5J/cm2 (10ns Pulse) |
Coating (Concave Surface): |
S1: HR @ 950-1150nm (R>99.5%) ,0-deg AOI S2: Fine polished, uncoated | |