Products
Spherical Lenses
CaF2 Positive Meniscus Spherical Lenses
Material:CaF2
Design Wavelength:4μm
Focal Length Tolerance:±1%
Diameter Tolerance:+0.0/-0.1mm
Thickness Tolerance:±0.1mm
Surface Accuracy:λ/4@632.8nm
Surface Quality:80-50
Centration:<3'
Clear Aperture:>80%
Bevelling:<0.2×45°
Coating:IR AR Coating 3-5μm
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CaF2   Positive   Meniscus  Spherical Lenses
NO. EFL(mm) Dia(mm) Radius(mm) Tc(mm) Te(mm) BFL(mm)
13E5838R 20.00 12.70 (R1)7.50(R2)72.44 4.70 1.40 16.36
13E5243R 50.00 12.70 (R1)15.00(R2)52.79 3.00 2.00 47.09
13E5234R 80.00 12.70 (R1)20.00(R2)49.08 3.00 2.40 76.52
13E5183R 40.00 25.40 (R1)15.00(R2)146.95 8.90 2.40 33.10
13E5801R 50.00 25.40 (R1)15.50(R2)55.20 7.10 2.00 43.35
13E5802R 75.00 25.40 (R1)15.50(R2)28.02 5.60 2.00 67.12
13E5803R 100.00 25.40 (R1)20.00(R2)36.81 4.00 1.70 94.19
13E5382R 150.00 25.40 (R1)35.00(R2)78.62 4.00 2.70 145.02
13E5414R 200.00 25.40 (R1)40.00(R2)75.89 4.00 3.00 194.19
13E5990R 500.00 25.40 (R1)125.00(R2)317.77 4.00 3.60 495.35
13E5656R 750.00 25.40 (R1)150.00(R2)290.83 4.00 3.70 744.19
13E5714R 1000.00 25.40 (R1)250.00(R2)638.52 4.00 3.80 995.35

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