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Modell: SPL
Structure |
Bi convex lens |
Substrate Material |
BK7/K9 |
Diameters Available |
2mm,5mm,8mm,18mm,20mm |
Diameter Tolerance |
+0.00/-0.10 mm |
Surface Quality |
40-20 Scratch-Dig(general) 10-5 to 80-50 is availble |
Surface Flatness |
1/20 lambda to 3lambda |
Surface Irregularity |
λ/4 |
Thickness tolerance |
+0/-0.1mm |
Focal length tolerance |
+/-1% |
Clear Aperture |
>90% of Diameter |
Chamfer |
0.05-0.5mmx45degree,according to customer’s needs. |
Centeration |
3 arcmin |
Coating |
AR,Mgf2 is on request,R<0.25% Visible wavelength,laser wavelength |
Produktgruppe : Sphärische Linse > Konvexe Linsen