Specifications for
Customized Plano-concave Axicons
Type | Plano-convex |
Substrate material | H-K9L, JGS1, BK7, UVFS, etc. |
Clear aperture | >90% |
Diameter | Up to 400mm |
Diameter tolerance | +/- 0.05 mm |
Thickness Tolerance | +/-0.05mm |
Apex rounding | Regular: <⌀1 mm Advanced: <⌀0,4 mm |
Angle tolerance | Regular: ±0,5° Advanced: ±0,1° |
Surface Deviation (RMS) | <0.05μm(S1) |
Coatings | As per requested |
Surface quality | 60-40 Scratch-Dig 40-20 Scratch-Dig |
Surface irregularity | λ/10@633nm / λ/4@632nm |
Coatings | Uncoated / Broadband AR coated ( Ravg = < 0.5% @ 400 – 700 nm ) |