I use ASIAIR a lot, now I want to add an AEF. I have an Ioptron Gso RC 8 in. What should I buy? Hope Zwo has something. Jack
Jack2154 Is Crayford Style focuser on this telescope? if so, you can refer to this to connect, the standard version should works. https://www.yuque.com/zwopkb/hardware/eaf-support-list#69ad9989f4bc423ce7a87a6dd2569f49_h1_7