Condenser Lens, Plano-Convex Aspheric, 6.8 mm, 5.87 mm EFL, Uncoated

Technical Specs

  • Lens Type
    Aspheric Condenser
  • Lens Shape
    Plano-Convex Aspheric
  • Diameter
    6.8 mm
  • Antireflection Coating
    Uncoated
  • Lens Material
    B270 or equivalent
  • Surface Quality
    80-50 scratch-dig
  • Effective Focal Length (EFL)
    5.87 mm  
  • Back Focal Length (BFL)
    3.5 mm  
  • Edge Thickness (Te)
    0.5 mm  
  • F/#
    0.9
  • Principal Plane 2 (P2)
    -1.64 mm  
  • Design Wavelength
    587.6 nm
  • Centration
    ±50 arc min
  • Shape S2
    Plano
  • Clear Aperture
    6.0 mm
  • Thickness, Center 1
    2.7 mm  
  • Cleaning
  • Wedge
    Dia. <10, ±30 arc min; 10 <25, ±35 arc min;25 <70, ±30 arc min; 75, ±20 arc min