Specifications
Lens Shape
Plano-Concave
Lens Material
N-BK7
Antireflection Coating
1064 nm
Coating Type
Laser Line V-Coat Multilayer
Coating Code
AR.33
Damage Threshold
12 J/cm2, 10 ns pulses, 10 Hz at 1064 nm
Surface Quality
40-20 scratch-dig
Surface Accuracy, Irregularity λ/4
1.5 λ
Chamfers
0–0.8 mm face width
Chamfers Angle/Tolerance
45° ±15°, typical
Focal Length Tolerance
±1 %
Diameter Tolerance
+0/-0.1 mm
Clear Aperture
≥central 90% of diameter
Cleaning
Lens Shape
Plano-Concave
Lens Material
N-BK7
Antireflection Coating
1064 nm
Coating Type
Laser Line V-Coat Multilayer
Coating Code
AR.33
Damage Threshold
12 J/cm2, 10 ns pulses, 10 Hz at 1064 nm
Surface Quality
40-20 scratch-dig
Surface Accuracy, Irregularity λ/4
1.5 λ
Chamfers
0–0.8 mm face width
Chamfers Angle/Tolerance
45° ±15°, typical
Focal Length Tolerance
±1 %
Diameter Tolerance
+0/-0.1 mm
Clear Aperture
≥central 90% of diameter
Cleaning
