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INTES MICRO ALTER 12" F/12.5 Maksutov Cassegrain Telescope

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INTES MICRO Maksutov Cassegrain ALTER M1212 Deluxe , 305 mm F/12.5.

Main mirror focusing , fan, dew cap ,

Clear aperture 304 mm ,
Main mirror diameter 320 mm,
Focal length 3,800 mm,
mirror coating AL+SiO2,
lens coating FMC,

all in very good condition

Catch mirror diameter incl. aperture tube 88 mm,
tube diameter without inner diaphragms 340 mm,
photographic field 60 mm,
tube diameter with inner diaphragms 370 mm,
tube length 880 mm,
Tube weight with main mirror focusing 35 kg,