Products

Automate your focusing Payload of 5kg Micron-level precision USB-C Interface ...

For 2″ threaded filters or 50.4mm ± 0.5mm unmounted filters. Easy to install on the telescope and the camera ...

For 2″ threaded filters or 50.4mm ± 0.5mm unmounted filters. Easy to install on the telescope and the camera ...

The 50mm electronic filter wheel is CNC milled from an aircraft-graded aluminum block. Quality guaranteed! Adopting the quality step motors produ...

For 1.25" or 31mm filters Easy to install on the telescope and the camera Filters are easy to ins...

5x positions Compatible with 1.25" and 31mm filters Anti Light Leak Design Mod...

5x positions Compatible with 2" and 50mm filters Anti Light Leak Design Modern...

7x positions Compatible with 2" and 50mm filters Anti Light Leak Design Modern...

7x positions Compatible with 36mm unmounted filters Anti Light Leak Design Mod...

8x positions Compatible with 1.25" and 31mm filters Anti Light Leak Design Mod...

This EOS lens adapter is specially designed to connect EOS lens with 2” EFW.The thread of the interface is M54*0.75, so it cannot be used for 1.25”...

The Short EOS adapter for EFW&Cooled camera(6.5mm backfocus version).Extend distance: 17.5mmThis new type is unadjustable. EOS-T2 support Canon...

Shortens the Focal Ratio of the FF65APO Focal Ratio from f/6.4 to f/4.8 Reduces the Focal Length to 312mm Reduction Factor of 0.75x Standard 55mm ...

Shortens the Focal Ratio of the FF80APO Focal Ratio from f/7.5 to f/5.7 Reduces the Focal Length ...

The New filter Drawer for EOS Lens，26.5mm thickness is independently designed by ZWO and specifically made to match with ASI cooled cameras and EOS...

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...

Easily switch 2" mounted filters Eliminates light leaks Compatible with most 2" mounted filters Optical length of 21mm Description Specificatio...