Search results for 'crosscall core m4 com4 sp opm 3700764710852'
Askar FRA500 90mm f/5.6 Refractor
US$ 2,118.16The best seller of the quintuplet series, the FRA500 90mm; It is an instrument suitable for astrophotography.
Thanks to the quintuplet spaced in the air, it provides a flattened field up to 44mm diagonally without the addition of further flatteners/reducers.
SkyWatcher Maksutov Skymax 90
US$ 198.66Maksutov-Cassegrain type catadioptric optical tube with 90mm diameter and 1250mm focal length. The lightest and most compact of the entire Maksutov SkyMax telescope series.