Skywatcher 200PDS Ota Ha it reduces exposure time by

it reduces exposure time by a factor of 3

experiment with wide-field deep sky astroimaging by replacing the telescope’s secondary mirror with a DSLR or astronomical CCD camera with a Fastar/HyperStar lens assembly

blue) and the Baader IR Cut Filter

with the minimum of vibration

The Twist Lock  Adaptor is an innovative 2″-1

Skywatcher 200PDS Ota Ha it reduces exposure time bySkywatcher Explorer 200PDS Dual Speed OTA Optimised for Prime Focus Photography Fast Cool Down Time The Explorer 200PDS is a high quality 200mm f 5 instrument optimised for prime focus astrophotography as well as being a fine performer for visual use. The telescope features a high quality, internally darkened rolled steel tube of excellent rigidity. An optically matched Sky Watcher M48 Coma Corrector (code 20233) is available separately for best