Hi, I'm Wedge Prism
Fuzhou Alpha Optics Co., Ltd. [China] 
1.Zygo Phase Shift Interferometers 2.Trioptics Automatic Focus/Centering Tester 3.Zygo GPI-XP interferometer
Specifications:
| Material | BK7 grade A optical glass |
| Design Wavelength | 632.8nm |
| Design Index | 1.51467 @632.8nm |
| Diameter Tolerance | +0.0, -0.15mm |
| Thickness Tolerance | +/-0.2mm |
| Clear Aperture | >85% of diameter |
| Surface Quality | 60-40 scratch and dig |
| Flatness | λ/4 @632.8nm |
| Wedge Angle | <1 arc minute |
| Bevel | 0.25mmx45deg |
Hi, I'm Wedge Prism
