90° Prisms Standard

Material BK7 or UV Grade Fused Silica
Dimension depth = height, from 1 to 50mm
Dimension Tolerance      ±0.2mm  
Flatness   λ/2 @ 632.8mm
Surface Quality      60/40  
Angle Tolerance ±3 arc min    
Pyramid Error <10 arc min  
Bevel   <0.25mm x 45°  
Coatings   according to your specs       

90° Prisms High Tolerance

Material BK7
Dimension depth = height, from 1 to 50mm
Dimension Tolerance   ±0.1mm  
Flatness   λ/4 @ 632.8mm
Surface Quality  40/20  
Angle Tolerance     ±30 arc sec   
Pyramid Error  <10 arc min   
Bevel   0.2 ~ 0.5mm x 45°
Coatings   according to your specs   
Material UV Grade Fused Silica 
Dimension depth = height, 5 to 25mm
Dimension Tolerance   ±0.1mm  
Flatness   λ/4 @ 632.8mm
Surface Quality  40/20  
Angle Tolerance     ±30 arc sec   
Pyramid Error   <5 arc min      
Bevel   0.2 ~ 0.5mm x 45°
Coatings   according to your specs    

90° Prisms Laser Quality

Material BK7 or UV Grade Fused Silica
Dimension depth = height, 5 to 25mm
Dimension Tolerance   ±0.1mm  
Flatness   λ/10 @ 632.8mm
Surface Quality  20/10    
Angle Tolerance     ±30 arc sec   
Pyramid Error   <5 arc min     
Bevel   <0.25mm x 45° 
Coatings   according to your specs