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Plano-Convex Lens, N-BK7, 13.0 mm Diameter, 43 mm EFL, Uncoated

Technical Specs

  • Lens Shape
    Plano-Convex
  • Diameter
    13.0 mm
  • Lens Material
    N-BK7
  • Antireflection Coating
    Uncoated
  • Surface Quality
    60-40 scratch-dig
  • Surface Flatness
    λ/4
  • F/#
    3.3  
  • Effective Focal Length (EFL)
    43.0 mm  
  • Back Focal Length (BFL)
    41.00 mm  
  • Radius of Curvature (R)
    22.305 mm  
  • Edge Thickness (Te)
    2.0 mm  
  • Center Thickness (Tc)
    3.00 mm  
  • Principal Plane 2 (P2)
    -2.00 mm  
  • Centration
    ≤3 arc min
  • Clear Aperture
    ≥central 90% of diameter
  • Cleaning