United Crystals' Wave Plate (Retarder) Features:

Quartz 35mm waveplate

Various Materials, Quartz, MgF2, Sapphire, YVO4 etc.
Fast Delivery - directly from our factory via UPS Express
Strict Quality Control
Competitive Price and Huge OEM Discount
Free Technical Support Always
   
United Crystals' Warranty on Wave Plates (Retarders):
Type: True Zero Order, Zero Order and Low Order
Retardation: l/8, l/4, l/2, l or customized
Dimension tolerance: +0.0mm -0.02mm
Transmitting wavefront distortion: less than l/8 @633nm
Transparent Range: 121nm-7000nm(MgF2)
Surface Quality: 20/10 to MIL-O-13830A
Parallelism: <1 arc second
Retardation Tolerance: l/500(Zero order), l/300
AR Coating: R<0.2% at designed wavelength
 
Other type and/or material Wave Plates are also available.
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