TELRAD FINDER & MOUNTING BASE Moon This adapter allows you to

This adapter allows you to connect the QHY PoleMaster electronic polar alignment scope to the Vixen SX-4 mount

you will need the following adapters:

DayStar's high resolution etalon mapping equipment offers qualification certified accurate by independent testing with etalon transmission sample sizes of 5mm

The Guidestar 61 is an apochromatic refractor with a focal ratio of f/5

The ZWO OAG-L off axis guider is specifically designed for APS-C and full-frame cameras

TELRAD FINDER & MOUNTING BASE Moon This adapter allows you toThe Telrad Finder Scope makes finding astronomical objects incredibly straightforward, giving a non magnified view with a series of projected illuminated concentric circles. In production since the 1970s, the Telrad is the most widely used visual finder in the astronomy world and with good reason. Unlike typical finders, the illuminated concentric circles do not obscure the object you are pointing at. Three projected circles of 4, 2 and 0. 5 degrees