ZWO FILTER MASKS FOR EFW

The ZWO 0.5mm thick filter masks allow you to securely install 31mm or 36mm unmounted filters into your EFW or EFW Mini electronic filter wheels. Includes M2 screws.

•  Remove the screws securing the back cover and remove the back cover

•  Place filters onto the filter positions.

•  Use the included M2 screws with masks to secure the filters in place.

•  Replace the back cover and tighten the screws.