Fresnel Cylindrical Lenses

A Fresnel cylindrical lens has a linear fresnel structure. It collects light in one direction and the result is a line image instead of a point image.
Part Number
Focal Length1
Facet Spacing
Fresnel Conjugate
Plano Conjugate1
1tCleartttt
tt1Aperturettttt
CY 575
12.7
0.127
12.7
unendlich
311.7 x 13.2
CY 585
37.6
0.254
unendlich
37.6
206.7 x 42.6
CY 581
76.2
0.254
unendlich
76.2
364.5 x 77.4
CY 570
138.0
0.254
390.5
211.7
1142.6 x 117.00
  • 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.