ZWO EFW 7x36mm Filter Wheel MKII 50 Pagers Two-stage TEC cooling

Two-stage TEC cooling

Blocking depth: OD4

Sony's back-illuminated CMOS image sensor revolutionizes sensitivity and noise reduction

Dark frame of Saturn SQR (IMX533) camera is totally “dark”

ZWO EFW 7x36mm Filter Wheel MKII 50 Pagers Two-stage TEC coolingNew ZWO EFW 7x36mm Filter Wheel MKII The new ZWO EFW 7x36mm Filter Wheel MKII was independently developed by ZWO for astronomical mono cameras. With the larger body and the newly added screw holes on the covers, it will give a much easier and more fixable way to connect to ASI cameras. There are 7 slots inside the EFW and we recommend you use the ZWO 36mm LRGB and SHO filter set with it. The body of the ZWO EFW 7x36mm Filter Wheel MKII CNC is milled