2'' TUBE EXTENSION - 50mm Power the QE is over 60%

the QE is over 60%

In equatorial mode the AZ-EQ5 shows all its potential in astrophotography

refractors

this filter is needed to cut off unwanted wavelengths in colour cameras which are sensitive to these radiations

so that the degradation of pointing models (simply due to terrain creeping and other “very slow” things) is always faster than this change

2'' TUBE EXTENSION - 50mm Power the QE is over 60%Extension tubes are used when the optical tube is too short and the focuser has not enough travel to reach the focus. This accessory increase the optical path of your telescope of 50mm. The tube includes two thumb screws to secure the camera or the accessory used. The internal compression ring avoid any scratch on your accessory. The bottom part is threaded (M48x0. 75) to allow the connection of standard 2" filters. The safety groove stop the