S & R Optic GmbH
Enabling Crystal Optics Solutions

Quasi Zero Order Crystal Quartz Waveplates

Quasi Zero Order Crystal Quartz Waveplates (Optically Contacted)  

Material

Quartz, single crystal

Usable Wavelength Range

193 nm – 2000 nm

Retardation

λ/4, λ/2, λ/8 (other values on request)

Retardation Tolerance

λ/200 - λ/500 at design wavelength

Dimensions (round and square)

2 mm - 50 mm (>50 mm on request)

Thickness

1.0 – 2.0 mm typ. (can be specified)

Parallelism

< 1 arcsec

Surface Quality

10-5 scratch-dig  

Typical Absorption

negligible

Damage Threshold, pulsed
@ 1064nm, 10-20 ns

10 J/cm²

Damage Threshold, cw
@ VIS – NIR

1 MW/cm²

Homogeneity of Retardation
over Aperture (typ. 25 mm)

λ/500

Temperature Dependence of
Retardation per °C

negligible  

  

AR-coatings and ring-mounts available upon request.