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| Diffraction Limited Large Achromats |
Detailed products information (Minimum
Quantity Per Order: 50 pcs )
High quality lenses are color-corrected and free of
spherical aberrations to less than 1/4 wavefront error. Each
surface is individually inspected with a Zygo GPI-XP Interferometer
during manufacturing, then tested and certified. Offered in
cemented and air-spaced designs. Spacer material provided with
unmounted air-spaced achromats. All dimensions are in mm. |
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| Specifications: |
| Diameter |
Clear Aperture |
EFL |
Surface Quality |
Dia. Tolerance |
C.T. Tolerance |
Centering Tolerance |
Bevel |
| 63.50mm |
62.70mm |
354.87mm |
60-40 |
+0.0/-0.10mm |
0.20mm |
5 arc min. |
0.4mm x 45 |
| 63.50mm |
60.00mm |
486.30mm |
60-40 |
+0.0/-0.08mm |
0.38mm |
5 arc min. |
0.4mm x 45 |
| 76.50mm |
73.25mm |
849.96mm |
60-40 |
+0.0/-0.08mm |
0.86mm |
5 arc min. |
0.4mm x 45 |
| 102.31mm |
98.75mm |
1524.73mm |
60-40 |
+0.0/-0.12mm |
0.86mm |
5 arc min. |
0.4mm x 45 |
| 128.02mm |
124.50mm |
1900.24mm |
60-40 |
+0.0/-0.12mm |
0.86mm |
5 arc min. |
0.4mm x 45 |
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