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Primary Mirror - Ostahowski Optics Complete Documentation, 1.9" thick zero expansion Fused Silica
Focal Length 79.0" 1/4 wave peak to valley, 1/26 RMS, 0.94 Strehl
Secondary Mirror - 4.0" Fused Silica with 96% enhanced aluminum 1/14 wave peak to valley, 1/53 wave RMS
This telescope features all the SFL (short focal length) upgrades for superior optical support, collimation and focus required with a short focal length telescope.
Features:
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Moonlight CR-2 Focuser *
Light Shroud
* Telrad / Dew Shield * Accessories at 10% off for 6 months
| Finished SFL TeleKit | 4150.00 |
| 20" Primary Mirror | 5500.00 |
| 4.0" Secondary Mirror | 450.00 |
| Sky Commander Digital Setting Circles | 500.00 |
| Telrad w/ dew shield | 45.00 |
| Total | 10,645.00 |
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Primary Mirror - Zambuto Optics Complete Documentation, 2.0" thick precision annealed Pyrex
Focal Length 99.4" 1/18 wave peak to valley, RMS, 0.986 Strehl
Secondary Mirror
- 2.6" Pyrex with 96% enhanced aluminum 1/14
wave peak to valley, 1/53 wave
RMS
Features:
*
Light Shroud
*
4 coats of polyurethane
| Finished TeleKit | 3350.00 |
| 18" Primary Mirror | 3200.00 |
| 2.6" Secondary Mirror | 190.00 |
| Truss Case | 48.00 |
| Cage Case | 33.50 |
| Telrad w/ dew shield | 45.00 |
| Total | 6866.50 |
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Special $6750.00 save $116.50