True Zero-Order Waveplates

Optola offers wide range of  high quality True Zero-Order Waveplates.


Custom design True Zero-Order Waveplates are available upon request.


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You can specify desired parameters during checkout.

Material Crystal Quartz
Diameter Tolerance +0/-0.2mm
Retardance Accuracy <λ/300
Clear Aperture ≥ central 90%  of  diameter
Surface Quality 20/10
Wavefront  Distortion λ/8 @ 632.8nm over the clear aperture
Parallelism ≤10″
Coating R<0.25% per surface at design wavelength
Damage Threshold 500W/cm2,4J/cm2,20ns
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