SKYWATCHER CQ350 PRO MOUNT Avalon Calcium offers TWO strong absorption

Calcium offers TWO strong absorption lines at 393

Solar researchers who only image the Sun with CCD cameras often choose the K-Line for purely research purposes

5 mm EXT-ED 1

This helps the telescope to reach thermal equilibrium quickly

in one or two corners the stars are not pinpoints

SKYWATCHER CQ350 PRO MOUNT Avalon Calcium offers TWO strong absorptionThe new Sky Watcher CQ350 Pro is an observatory class GO TO Equatorial mount designed for serious astrophotography and observing with large telescopes. With a high payload of 35kg, the CQ350 is suitable for large OTAs with long focal lengths. The CQ350 features spring loaded worm gears with synchronous wheel and belt transmission for accurate tracking with minimal backlash. The mount also features automatic home positioning sensors. The built in 4