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Part #: LMM-15-18.41@4.6-Z-ET1.92-DBAR

Price: Register for Pricing

Description:
15.00mmDIA 18.41mmFL
LENS MENISCUS METRIC ZnSe CTD

Quantity on Hand: 4

CONFIGURATION: DISC, CONCAVE-CONVEX
DIAMETER: 15.00mm + 0.00mm /- 0.10mm
EDGE THICKNESS: 1.92mm +/- 0.05mm(CTR.THK: 3.00mm)
CENTERING TOLERANCE: 0.02mm MAXIMUM T.I.R.
SURFACE ACCURACY: 1/2 WAVE @ 633nm.
SURFACE QUALITY: 40-20 PER MIL-PRF-13830, 2 FACES
FOCAL LENGTH: 18.414mm +/- 0.25% @ 4.60um
MATERIAL TYPE/QUALITY: ZINC SELENIDE, LASER GRADE.
COATING: ANTIREFLECTIVE COATING FOR 0.25% MAXIMUM
REFLECTANCE PER SURFACE AT 4.60 MICRONS
AND ALSO 0.25% MAXIMUM PER SURFACE AT
2.00 MICRONS BOTH WITH A NORMAL INCIDENCE
ANGLE, APPLIED TO BOTH FACES.
NOTE: CONVEX RADIUS = 16.746mm
CONCAVE RADIUS = 41.101mm