Focusing Lens, Plano-Convex, 38.1 mm, UVFS, 125 mm EFL, Uncoated

Technical Specs

  • Lens Shape
    Plano-Convex
  • Diameter
    38.1 mm
  • Lens Material
    UV Fused Silica
  • Antireflection Coating
    Uncoated
  • Surface Quality
    60-40 scratch-dig
  • F/#
    3.3
  • Effective Focal Length (EFL)
    125 mm
  • Back Focal Length (BFL)
    121.5 mm
  • Edge Thickness (Te)
    1.8 mm
  • Center Thickness (Tc)
    5.1 mm
  • Principal Plane 2 (P2)
    -3.5 mm
  • Design Wavelength
    589 nm
  • Centration
    3 arc min
  • Focal Length Tolerance
    ±2 %
  • Diameter Tolerance
    ±2 %
  • Center Thickness Tolerance
    ±0.25 mm
  • Clear Aperture
    ≥central 90% of diameter