Feature
It is better quality of interference fringe of lock and vibration-proof than other the same as products in market. One that offers very clear field of view and very large working room for inspecting a lot of areas mirror in used of the great mass of production.
Technical Parameters
1.Transmission Flat（A），working dia.D=Φ 146mm, PV<0.03μm(λ/20,@632.8nm)
2.Reference Flat (B) , working dia.D=Φ146mm, PV<0.03μm(λ/20,@632.8nm)
3.Optical Collimation System ———— working dia.D=Φ146mm，focal length f=200mm
4.Light Source ———— Laser ZN250(HE-NE)
5.Max Working Size ————340×340×180
