Plano-Convex Lens, ZnSe, 38.1 mm, 5.13 in. Focal Length, 7.1 mm Edge, DURALENS

  • Lens Shape
    Plano-Convex
  • Diameter
    38.1 mm
  • Lens Material
    ZnSe
  • Coating Type
    DURALENS™
  • Absorption
    <0.20%
  • Transmission
    >99.3%
  • Reflectivity
    <0.2%
  • OEM Compatibility
    Cincinnati®
  • Surface Accuracy, Irregularity
    0.5 Fringe @ 0.633 µm
  • Surface Figure
    2 Fringes @ 0.633 µm
  • Focal Length
    5.13 in.
  • Edge Thickness (Te)
    7.1 mm
  • Diameter Tolerance
    +0.0/-0.1 mm
  • Edge Thickness Tolerance
    ±0.1 mm
  • Clear Aperture
    ≥90%