Fresnel Beamsplitter

A Fresnel Beamsplitter has a linear structure with two facets of opposite slope angles. The light is split into two beams and the included angle between the two beams is referred to as the separation angle.
Part Number
1Separation1
Angle
Facet Spacing
11Clear11
11Aperture11
Prism Direction
PR 775
20°
0.508
1369.4 x 367.00
parallel to long dimension
PR 765
32°
2.000
164.9 x 164.7
parallel to long dimension
PR 703
42°
0.508
308.6 x 308.6
-
PR 757
51°
1.106
256.4 x 206.9
parallel to long dimension
PR 713
51°
0.305
340.1 x 269.2
parallel to long dimension
  • All dimensions in mm.
  • Focal lengths listed apply to 546nm in PMMA (max. tolerance ± 5%).
  • The outside size may be up to 5 - 20mm beyond the clear aperture.
  • The standard thickness is 1.8mm ± 0.3.
  • Other dimensions or special trimmings can be realised upon request.
  • Special designs possible on request.