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Optical Waveplates > Low Order Waveplates > WP-R30UM-LQ-632.8
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| Name: |  DIA30.0mm 632.8nm Low-order 1/4 Waveplate |  
| P/N: |  WP-R30UM-LQ-632.8 |  | Keywords: | 632.8nm,Dia30.0mm,low-order,1/4-wave,unmounted |  
| Unit Price: | 
S$260.00/pc
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| Available: | 
In stock
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| Request: | 
Add to Request List | 
 
| Introduction: | Low-order (n=5); Quarter-wave P < 3 arc seconds; Retardation tolerance < Lambda/300 AR coating at 633nm +/-10nm (R<0.25%)  |  
 
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|  Substrate Material: | 
 Crystal Quartz, Single-plate |  
|  Outer Diameter: | 
 30.0,+0.0/-0.15mm unmounted |  
|  Configuration: | 
  Low-order (n=5), Quarter-wave @ 633nm; t=0.4020mm     |  
|  Clear Aperture: | 
>90% of outer diameter  |  
|  Parallelism: | 
 < 3 arc seconds |  
|  Retardance Accuracy(typ):  | 
 < Lambda/300 |  
|  Wavefront Distortion: | 
 Lambda/10 |  
|  Surface Quality: | 
 20/10 scratch and dig |  
|  Damage Threshold: | 
 2J/cm2 @ 10ns 1064nm |  
|  AR Coated: | 
 AR/AR @ 633+/-10nm (R<0.25%) |     | 
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