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Interferometers  ::  Sapphire optics  ::  Optical coatings

 
 
 

Sapphire windows laser grade


 
Diameter tolerance, mm
+0, -0.13
Thickness tolerance, mm
±0.13
Clear Aperture
85% 
Parallelism, min.
<30''
TWD, Lambda
1/8 at 633 nm
Surface Finish
20/10
Surface Roughness up to 10A
   
CAT# 
Diameter, mm
Diameter, in
Thickness, mm
Thickness, in
LWP-AL-12.7-0.5 12.7 0.5 0.5 0.020
LWP-AL-12.7-1 12.7 0.5 1.0 0.039
LWP-AL-25.4-1 25.4 1 1.0 0.039
LWP-AL-25.4-2 25.4 1 2.0 0.079
LWP-AL-25.4-3 25.4 1 3.0 0.118
LWP-AL-32.0-2 32 1.26 2.0 0.079
LWP-AL-32.0-3 32 1.26 3.0 0.118
LWP-AL-38.1-2 38.1 1.5 2.0 0.079
LWP-AL-38.1-3 38.1 1.5 3.0 0.118
LWP-AL-50.8-3 50.8 2 3.0 0.118
LWP-AL-50.8-5 50.8 2 5.0 0.197
CAT# 
 
Diameter, mm
Diameter, in
Thickness, mm
Thickness, in
 
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