Celestron RASA 36 - 360 mm f/2,2 Rowe-Ackermann Schmidt Astrograph OTA, Serien Nr. 144, was used by Warwick Uni als loan instrument in La Palma. The # 91077 Celestron RASA 36 cm is the ultimate telescope for astrophotography in your observatory A highly corrected optical system with 36 cm aperture, f/2.2 for professional astrophotography 4-element lens group with ED glass (extra-low dispersion) for images without false colors, coma or field curvature 60 mm optimized image circle for perfect pinpoint stars up to the edge of the image, even with large camera sensors Extended spectral range up to 900 nm. This means that nebulae can also be recorded in the far red. The signal is even stronger Newly developed focusing system enables simple and stable focusing and keeps the primary mirror in the exact position during exposure Quiet 12 V MagLev fan with dust protection reduces cooling time M48 camera adapter included in the scope of delivery - working distance 55 mm 34 kg tube weight Supplied with 2 Losmandy-level dovetail bars for adapting accessories such as guide scope, viewfinder or camera mount

Item condition: used Item with possible small cosmetic deffect, but every function works perfect