ZWO Filter Drawer for Nikon Lens Zoom The optical tube connects to

The optical tube connects to the base via tube rings and a dovetail bar

This problem can easily be solved by blocking the infrared

Multiple Knife-Edge Baffle System

3mm   Height 90

The SeeStar S50 Pro Upgrade Pack includes:

ZWO Filter Drawer for Nikon Lens Zoom The optical tube connects toNew filter Drawer for Nikon lens New filter Drawer with a thickness of 29mm that can be used for carrying 2 filter and connecting ASI cooled cameras to Nikon Lens. It is compatible with all ASI cameras with 17. 5mm back focus distance (except ASI GT series): 1600 294 183 071 533 2600 6200 2400 It can be used with all ZWO 2 filters, including the duo band filter, narrowband filter, IR cut filter, etc. If you are using 2 filters from third party, then