Wedge Plates

Dimensional details

Available selection ranges:

  • Rectangular plates: 0.5 mm – 250 mm edge length
  • Round plates: 0.5 mm – 350 mm diameter
  • Thickness: randomly selectable, with thin side ≥ 0.5 mm


  • Planarity: up to λ/10 (select ≤ 6 for diameter-to-thickness or diameter-to-greatest-edge length ratio depending on size)
  • Wedge angle: up to 1” , depending on size or
  • Wavefront deformation: up to λ/10 depending on size
  • Thickness: up to ± 0.005 mm

Higher precision on request.


Hellma Optik GmbH Jena
Mühlenstraße 30
07745 Jena

Phone: +49 3641 310780


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