Aspherical Lenses, Achromatic, 12.50 mm Diameter, 14.00 mm EFL

Technical Specs

  • Lens Type
    Achromatic Doublet
  • Lens Shape
    Plano-Convex
  • Diameter
    12.5 mm
  • Antireflection Coating
    425-675 nm
  • Coating Type
    Visible Multilayer
  • Coating Code
    AR.14 - Front
  • Lens Material
    S-FSL5/N-SF57
  • Surface Quality
    40-20 scratch-dig
  • Effective Focal Length (EFL)
    14.0 mm
  • Back Focal Length (BFL)
    9.86 mm  
  • Radius of Curvature (R)
    8.15 mm  
  • Radius 2
    -12.80 mm
  • Radius 3
    -24.90 mm
  • Edge Thickness (Te)
    4.47 mm  
  • Center Thickness (Tc)
    8.0 mm  
  • Thickness, Center 1
    6.50 mm  
  • Thickness, Center 2
    1.50 mm  
  • Design Wavelengths
    587.6 nm
  • Diameter Tolerance
    +0.0/-0.05 mm
  • Center Thickness Tolerance
    ± 0.2 mm
  • Edge Thickness Tolerance
    ±0.2 mm
  • Clear Aperture
    90% of central diameter

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