Zero order waveplate is designed to give a retardance of zero full waves, plus the desired fraction. Zero order waveplate shows better performances than multiple order waveplates, it has broad bandwidth and a lower sensitivity to temperature and wavlenght changes. It should be considered for more critical online_orderings.

Zero Order Wave plates (1/2 and 1/4 wave plates) are made from two crystalline quartz plates of similar thickness, that are optically contacted together with orthogonally aligned optical axes. Retardation varies slowly with wavelength, thus they are useful with tunable or broadband sources. Retardation is a function of thickness difference between the two plates, and is essentially invariant with temperature.

Non-coated and AR coated products are available.

 Standard Specifications: 

Optical Material: 
Diameter Tolerance:
Wavefront Distortion:
Retardation Tolerance: 

Clear Aperture:
Parallelism:
Surface Quality:
AR/AR Coating:

Crystal Quartz
+0.0, -0.2mm
λ/8 peak to peak
<λ/500
>90%
<1 are second
20-10 scratch and dig
R<0.2% at central wavelengtht

 

Half Waveplates
Part No.
Quarter Waveplates
Part No.
Diameter
(mm)
WPO910HWPO910Q10.0
WPO912HWPO912Q12.7
WPO915HWPO915Q15.0
WPO920HWPO920Q20.0
WPO925HWPO925Q25.4
WPO930HWPO930Q30.0

Contact Us
For more information on product, please contact our product manager Mrs.Zhang by email: sales@astarphotonics.com


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