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Biconvex Spherical Lens

A biconvex lens is composed of two convex spherical surfaces with a positive focal length, usually with objects and images on either side of the lens. Mainly used to gather light from point sources or to transfer images to other optical systems.

  • Material CDGM optical glass, CORNING, SCHOTT, HOYA, OHARA, and other specified materials
    Outer diameter
    φ4-φ80mm
    Surface Figure
    ≤1(0.5)
    Machining Tolerance
    Center thickness tolerance: ±0.05mm, outer diameter tolerance: ±0.05mm, sagittal height tolerance: ±0.05mm
    Eccentricity
    1 arc minute
    Surface Quality
    40/20

  • Material CDGM optical glass, CORNING, SCHOTT, HOYA, OHARA, and other specified materials
    Outer diameter
    φ4-φ80mm
    Surface Figure
    ≤1(0.5)
    Machining Tolerance
    Center thickness tolerance: ±0.05mm, outer diameter tolerance: ±0.05mm, sagittal height tolerance: ±0.05mm
    Eccentricity
    1 arc minute
    Surface Quality
    40/20

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