Plano-Concave Lenses


  • Material: BK7, FS, UVFS, CaF2, ZnSe, Si, Ge
  • Wavelength: 350-2000nm/185-2100nm
  • Dimension Tolerance: +0.0/-0.1mm
  • Clear Aperture: >85%
  • Focal Length Tolerance: 5%(Standard)/ 1%(High Precision)
  • Product Detail

    Technical Parameters

    Plano-concave lens is the most common item used for light projection and beam expansion. Coated with antireflective coatings, lenses are used in various optical systems, lasers and assemblies.

    Material BK7, FS, UVFS, CaF2, ZnSe, Si, Ge
    Wavelength 350-2000nm/185-2100nm
    Dimension Tolerance +0.0/-0.1mm
    Thickness Tolerance +/-0.1mm
    Clear Aperture >85%
    Focal Length Tolerance 5%(Standard)/ 1%(High Precision)
    Surface Quality 40/20(Standard)/ 20/10(High Precision)
    Centration <3 arc min
    Coating Upon customers’ request

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