Meniscus Lens, ZnSe, 38.1 mm, 5 in. Focal Length, 7.4 mm Edge, DURALENS

  • Lens Shape
    Meniscus
  • Diameter
    38.1 mm
  • Lens Material
    ZnSe
  • Antireflection Coating
    DURALENS™
  • Effective Focal Length (EFL)
    5.0 in.
  • Surface Accuracy, Irregularity
    0.5 Fringe @ 0.633 µm
  • Surface Figure
    2 Fringes @ 0.633 µm
  • Diameter Tolerance
    +0.0/-0.1 mm
  • Edge Thickness (Te)
    7.4 mm
  • Edge Thickness Tolerance
    ±0.1 mm
  • Clear Aperture
    ≥90%
  • Absorption
    <0.20%
  • Transmission
    >99.3%
  • Reflectance
    <0.2%
  • OEM Compatibility
    Trumpf®, Amada®