QDLASER Co2 Laser Reflect Mirror Dia. 15 19.05 20 25 30 38.1mm Mo Laser Mirror for Co2 Laser Engraving and Cutting Machine

 Material

Silicon mirror reflecting

 Diameter Tolerance

+0.0/-0.1mm

 Thickness Tolerance

±0.1mm

Clear Aperture

>= 90% Diameter

 Surface Flatness

lamda/4 at 632.8nm

Scratch/Dig

S1:40-20,S2:

Parallelism

<1'

Bevelling

<0.2×45°