FLAT73A 1x FLATTENER FOR ZENITHSTAR 73 CMOS COOLED the Askar 400 features a

the Askar 400 features a Petzval design that does not require to set the sensor to a specific distance to the last lens

the Avalon M-Uno has such a low guiding RMS error that it makes astrophotography possible with long focal length optics

solar rate

This adapter screws directly into the Canon EOS body and enables you to connect objectives and adapters with M48 x 075 thread

This adapter allows you to install the following mounts onto the sturdy yet portable iOptron Tri-Pier as well as our Testar Pier 2000:

FLAT73A 1x FLATTENER FOR ZENITHSTAR 73 CMOS COOLED the Askar 400 features aThe William Optics Flat73A is an apochromatic 1x field flattener for the Zenithstar 73. The 43mm image circle makes it a perfect match for full frame sensors. The Flat73A features adjustable spacing for use with a range of cameras and imaging systems. The Flat73A includes an M48 filter thread which will hold any standard 2" mounted filter. It also includes a handy camera rotator for precise framing of targets. Compatible with William Optics Z73 which