|  Substrate Material: | 
 Crystal Quartz | 
|  Outer Dimension: | 
 14.90x4.90, +/-0.05mm,unmounted | 
|  Waveplate Design: | 
  Low-order (n<3, 7/4-labmda designed), Quarter-wave @ 795nm     | 
|  Fast Axis Direction: | 
45-deg angled with edges surfaces(parallelled to bevel of 0.3mm x 45deg specially processed)  | 
|  Parallelism: | 
 < 3 arc seconds | 
|  Retardance Accuracy(typ):  | 
 < Lambda/300 @ designed wavelength 795nm | 
|  Wavefront Distortion: | 
< Lambda/10 at designed wavelength | 
|  Surface Quality: | 
 20/10 scratch and dig | 
|  Damage Threshold: | 
 NA | 
|  AR Coating/Both Surfaces: | 
 Uncoated |