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Proffesional observatory class telescopes, custommade with all requirements of the customer, in general an scaled up version of the 14" Maksutov.
Technical Specification | Value |
---|---|
Clear Aperature | 406 mm |
diameter of primary | 425 mm |
Focallength | from F/10 to F/20 |
diameter of secondary incl. Baffle | depends on focallength |
tubediameter | 460 mm |
tubelength | depends on focallength [110 kg to 150 kg] |
tubeweight | depends on focallength |
photografic field | 70 mm |
quality warranted | diffraction limited, possible orders for 1/6 and 1/8 wavefront p.t.v. |
Последнее обновление: 07 Февраль 2001 г.