Product

  • Cylindrical Positive Achromatic Lenses
  • Cylindrical Positive Achromatic Lenses

Cylindrical Positive Achromatic Lenses

SpecificationsMaterialBK7;SF5DesignWavelength589.6nmDiameteTolerance+0.0,-0.15mmThicknessTolerance+/-0.1mmParaxialFocalLengthTolerance+/-2%Centration3arcminuteClearAperture>85%SurfaceFigureλ/4@632.8nmSurfaceQuality60/40Scratch/DigBevel0.25mm*45°CoatingUncoatedPositiveAchromaticLensesPartNo.φ(mm)f(mm)R1(mm)R2=R3R4TC1(mm)TC2(mm)fb(mm)LensALensBALYP130112.52510.5510.55200.147218.32BK7SF5ALYP130212..
1-100nm high precision quartz

Product introduction

  • Specifications


    Material BK7; SF5
    Design Wavelength 589.6nm
    Diamete Tolerance +0.0,-0.15mm
    Thickness Tolerance +/-0.1mm
    Paraxial Focal Length Tolerance +/-2%
    Centration 3 arc minute
    Clear Aperture >85%
    Surface Figure λ/4@632.8nm
    Surface Quality 60/40 Scratch/Dig
    Bevel 0.25mm*45°
    Coating Uncoated

    Positive Achromatic Lenses

    Part No. φ(mm) f (mm) R1 (mm) R2=R3 R4 TC1(mm) TC2(mm) f b (mm) Lens A Lens B
    ALYP1301 12.5 25 10.55 10.55 200.14 7 2 18.32 BK7 SF5
    ALYP1302 12.5 50 24.97 24.97 119.88 4 2 46.39 BK7 SF5
    ALYP1303 12.5 75 38.1 38.1 172.49 3.5 2 71.79 BK7 SF5
    ALYP1304 12.5 100 51.21
    51.21 225.98 2 2 97.15 BK7 SF5

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