Condenser Lens, Bi-Convex Aspheric, 40.0 mm, 22.0 mm EFL, 400-700 nm

  • Lens Type
    Aspheric Condenser
  • Lens Shape
    Bi-Convex Aspheric
  • Diameter
    40.0 mm
  • Antireflection Coating
    400-700 nm
  • Coating Type
    MgF2
  • Coating Code
    -C
  • Damage Threshold
    7 J/cm², 10 ns pulses, 20 Hz at 532 nm
  • Lens Material
    B270 or equivalent
  • Surface Quality
    80-50 scratch-dig
  • Effective Focal Length (EFL)
    22.0 mm  
  • Back Focal Length (BFL)
    9.6 mm  
  • Edge Thickness (Te)
    2.18 mm  
  • F/#
    0.6
  • Principal Plane 2 (P2)
    -12.4 mm  
  • Design Wavelength
    587.6 nm
  • Centration
    ±25 arc min
  • Radius 2
    50.00 mm  
  • Shape S2
    Convex
  • Clear Aperture
    38 mm
  • Thickness, Center 1
    21.0 mm  
  • Cleaning
  • Wedge
    Dia. <10, ±30 arc min; 10 <25, ±35 arc min;25 <70, ±30 arc min; 75, ±20 arc min