LMM-20-G-25-ET1.8-AR

CONFIGURATION: DISC, CONCAVE-CONVEX
DIAMETER: 20.00mm + 0.00mm /- 0.12mm
EDGE THICKNESS: 1.80mm +/- 0.25mm
CENTERING TOLERANCE: 0.025mm MAXIMUM T.I.R.
SURFACE ACCURACY: 1/40 WAVE @ 10.6 MICRONS.
SURFACE QUALITY: 40-20 SCRATCH-DIG
FOCAL LENGTH: 25.00mm +/- 1.0%
MATERIAL TYPE/QUALITY: GERMANIUM, OPTICAL GRADE
COATING: ANTIREFLECTIVE COATING FOR 0.50% MAXIMUM
REFLECTANCE PER SURFACE AT 10.6 MICRONS
WITH A NORMAL INCIDENCE ANGLE APPLIED
TO BOTH FACES.
TYPICAL ABSORPTION: 0.30% MAXIMUM.