Excimer Laser KrF (248 nm) Laser Mirrors 
Extra-Cavity Turning Mirrors Normal or 45° incidence High or partial reflectance 
  
 
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 Specifications  |  
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VUV grade MgF2, VUV grade CaF2    |  
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 Damage Threshold:  | 
 > 1.2 J /cm², 10 ns  |  
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 Durability:  | 
 Meet adhesion and abrasion per MIL-C-675  |   
| Part No. | 
Diameter (inch) | 
Thickness (inch) | 
Runp |  
| 0° High Reflector |  
| XHR-1206U-248-0 | 
0.50 | 
0.250 | 
>99.5% |  
| XHR-1906U-248-0 | 
0.75 | 
0.250 | 
>99.5% |  
| XHR-2506U-248-0 | 
1.00 | 
0.250 | 
>99.5% |  
| XHR-3809U-248-0 | 
1.50 | 
0.375 | 
>99.5% |  
| XHR-5009U-248-0 | 
2.00 | 
0.375 | 
>99.5% |  
| XHR-7912U-248-0 | 
3.00 | 
0.500 | 
>99.5% |  
| 45° High Reflector |  
| XHR-1206U-248-45 | 
0.50 | 
0.250 | 
>99% |  
| XHR-1906U-248-45 | 
0.75 | 
0.250 | 
>99% |  
| XHR-2506U-248-45 | 
1.00 | 
0.250 | 
>99% |  
| XHR-3809U-248-45 | 
1.50 | 
0.375 | 
>99% |  
| XHR-5009U-248-45 | 
2.00 | 
0.375 | 
>99% |  
| XHR-7612U-248-45 | 
3.00 | 
0.500 | 
>99% |  
| Partial Reflector |  
| XP-1206U-*R-248 | 
0.50 | 
0.250 | 
* |  
| XP-1906U-*R-248 | 
0.75 | 
0.250 | 
* |  
| XP-2506U-*R-248 | 
1.00 | 
0.250 | 
* |  
| XP-3809U-*R-248 | 
1.50 | 
0.375 | 
* |  
| XP-5009U-*R-248 | 
2.00 | 
0.375 | 
* |  
| XP-7612U-*R-248 | 
3.00 | 
0.500 | 
* |    |