Dimensions in mm
Material: Optical glass type,fine annealed or UV grade fused silica
Si, Ge
Clear apertuer: 85% of diameter
Focal length tolerance: +/-2%
Diameter tolerance: +0.0/-0.10mm
Center thickness tolerance:+/-0.1mm
Centering Tolerance:3 arcmin typical
Surface accuracy: ?/4 @632.8nm
Surfacae quality: 60-40
Coating:optional
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Dia | EFL | BFL | C.T. | E.T. | Material | Coating | Part No |
6.0 | -12.0 | -12.99 | 1.50 | 2.03 | BK7 | None | PCV6F-12 |
6.0 | -18.0 | -12.99 | 1.50 | 2.03 | BK7 | None | PCV6F-18 |
9.0 | -18.0 | -19.26 | 2.25 | 2.83 | BK7 | None | PCV9F-18 |
9.0 | -27.0 | -28.68 | 3.00 | 3.38 | SF11 | None | PCV9F-27 |
12.0 | -24.0 | -26.32 | 3.50 | 4.79 | BK7 | None | PCV12F-24 |
12.0 | -48.0 | -50.31 | 3.50 | 4.12 | BK7 | None | PCV12F-48 |
20.0 | -40.0 | -42.31 | 3.50 | 5.69 | BK7 | None | PCV20F-40 |
20.0 | -50.0 | -52.31 | 3.50 | 5.21 | BK7 | None | PCV20F-50 |
25.0 | -50.0 | -52.31 | 3.50 | 6.33 | BK7 | None | PCV25F-50 |
25.0 | -100.0 | -102.31 | 3.50 | 4.85 | BK7 | None | PCV25F-100 |
25.4 | -50.0 | -51.65 | 2.50 | 5.30 | BK7 | 1/4? MgF2 at 900nm | PCV25.4F-50 |
50.0 | -100.0 | -103.30 | 5.00 | 11.04 | BK7 | None | PCV50F-100 |