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Femtoline Zero Order Air-Spaced Wave Plates

  • For high power applications
  • Made of single crystal quartz
  • Ø17 clear aperture



Material Single crystal quartz
Optical axis normal to facet on circumference of retarder
Clear aperture Ø17
Wavefront distortion λ/10@633 nm
Ring mount outer diameter 25.4 mm +0.0/-0.2 mm
Surface quality 20-10 scratch & dig (MIL-PRF-13830B)
Parallelism <10 arcsec
AR coating R<0.5%
Laser damage threshold 100 mJ/cm2, 50 fsec pulse, 800nm typical