1. Products
  2. Optics
  3. Optical Lenses
  4. Cylindrical Lenses
  5. N-BK7 Plano-Concave Cylindrical Lenses
  6. Uncoated N-BK7 Plano-Concave Cylindrical Lenses
  7. CKV100

Cylindrical Lens, Plano-Concave, N-BK7, 50.8x25.4mm, -100mm FL, Uncoated

  • Lens Type
    Cylindrical
  • Lens Shape
    Plano-Concave
  • Size
    50.8 x 25.4 mm
  • Center Thickness (Tc)
    6.0 mm  
  • Edge Thickness (Te)
    7.46 mm  
  • Lens Material
    Grade A N-BK7
  • Antireflection Coating
    Uncoated
  • Surface Quality
    40-20 scratch-dig
  • Surface Flatness
    λ/2-λ/4
  • Surface Accuracy, Irregularity, X Axis
    ≤λ/4 per cm
  • Surface Accuracy, Irregularity, Y Axis
    ≤λ/2
  • Effective Focal Length (EFL)
    -100 mm  
  • Back Focal Length (BFL)
    -103.96 mm  
  • Thickness
    6.0 mm  
  • Centration
    <3 arc min
  • Principal Plane 2 (P2)
    -3.96 mm  
  • Radius of Curvature (R)
    -51.700 mm  
  • Size Tolerance
    ±0.1 mm
  • Focal Length Tolerance
    ± 2.0%
  • Center Thickness Tolerance
    +0.5/-0.25 mm
  • Edge Thickness Tolerance
    ±0.3 mm
  • Wedge
    <1 mrad in X axis
  • Clear Aperture
    ≥central 80% of dimensions
  • Chamfers
    0.5 mm face width
  • Chamfers Angle/Tolerance
    45°, typical
  • f/Y
    -3.9
  • Cleaning
    See How to Clean Optics
Software
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