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  7. SPX031AR.UF

Plano-Convex Lens, Fused Silica, 25.4 mm, 500 mm EFL, 660-1380 nm

uv fused silica plano-convex lens 1.0 inch (25.4 mm) diameter
  • Lens Shape
    Plano-Convex
  • Diameter
    25.4 mm
  • Lens Material
    UV Fused Silica
  • Antireflection Coating
    660-1380 nm
  • Coating Type
    Ultrafast Optimized Broadband Multilayer
  • Coating Code
    AR.UF
  • Surface Quality
    20-10 scratch-dig
  • Surface Flatness
    λ/2
  • Surface Accuracy, Irregularity
    λ/8
  • Surface Accuracy, Power
    1.5 λ
  • F/#
    19.7  
  • Effective Focal Length (EFL)
    500 mm  
  • Back Focal Length (BFL)
    497.70 mm  
  • Radius of Curvature (R)
    229.500 mm  
  • Edge Thickness (Te)
    3.0 mm  
  • Center Thickness (Tc)
    3.352 mm  
  • Principal Plane 2 (P2)
    -2.29 mm  
  • Design Wavelength
    589 nm
  • Centration
    ≤3 arc min
  • Chamfers
    0–0.8 mm face width
  • Chamfers Angle/Tolerance
    45° ±15°, typical
  • Focal Length Tolerance
    ±1 %
  • Diameter Tolerance
    +0/-0.1 mm
  • Center Thickness Tolerance
    ±0.1 mm
  • Clear Aperture
    ≥central 90% of diameter
  • Cleaning
    See How to Clean Optics
Other