Technical data
Product Features
Material
Fused Silica
Diameter [mm]
12.5
Diameter tolerance [mm]
+0/-0.05
EFL [mm]
20.0
NA
0.29
f/d
1.6
Working distance WD [mm]
17.3
Design wavelength [nm]
285
RMSi [nm]
500
Wavefront RMS [nm]
≤ 235
Edge thickness Te [mm]
1.9
Center thickness Tc [mm]
4.0
Clear Aperture CA (col) [mm]
11.25
Clear Aperture CA (foc) [mm]
10.3
Surface Imperfections [Scratch/Dig]
20 - 20
Laser induced damage threshold
12 J/cm², 100 Hz, 6 ns, 532 nm
RoHS compliance
yes
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