Current location: Lenses&Mirrors
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| Specifications |
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| Material |
Optical Glasses |
| Design Wavelength |
480, 546.1, 643.8nm |
| Dimension Tolerance |
+0/-0.2mm |
| Thickness Tolerance |
±0.2mm |
| Surface Quality |
60/40 scratch and dig |
| Power(fringe@633nm) |
3 |
| Irregularity(fringe@633nm) |
0.5 |
| Centration |
<3 arc minutes |
| Focal Length Tolerance |
±2% |
| Clear Aperture |
>90% |
| Chamfer |
Protective <0.5mmx45deg |
| Coating |
Single layer MgF2 coating @550nm | |
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Positive Achromatic Lens |
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Part No. |
f(mm) |
Diameter(mm) |
Tc(mm) |
fb(mm) |
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PA01 |
25.0 |
12.7 |
5.6 |
22.25 |
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PA02 |
30.0 |
12.7 |
5.3 |
27.36 |
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PA03 |
40.0 |
12.7 |
4.7 |
37.78 |
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PA04 |
50.0 |
12.7 |
4.4 |
48.00 |
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PA05 |
60.0 |
12.7 |
4.1 |
58.13 |
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PA06 |
75.0 |
12.7 |
3.9 |
73.23 |
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PA07 |
50.0 |
25.4 |
9.8 |
44.52 |
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PA08 |
75.0 |
25.4 |
8.5 |
70.39 |
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PA09 |
100.0 |
25.4 |
6.5 |
97.05 |
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PA10 |
125.0 |
25.4 |
6.1 |
120.90 |
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PA11 |
150.0 |
25.4 |
5.8 |
146.10 |
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Negative Achromatic Lens
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Part No. |
f(mm) |
Diameter(mm) |
Tc(mm) |
fb(mm) |
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NA01 |
-25.0 |
12.7 |
5.67 |
-27.5 |
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NA02 |
-40.0 |
12.7 |
5.34 |
-42.5 |
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NA03 |
-50.0 |
25.4 |
7.22 |
-53.3 | | |
