ZWO FILTER MASKS FOR EFW For EFW:EFW 7x36 3” Losmandy XL compatible (all

3” Losmandy XL compatible (all the components are pre-assembled and aligned)

two and three stars or brightest star alignment (alt-azimuth telescope need at least 2 stars for the alignment)

The 3nm bandpass is only 1% of the entire visible spectrum increasing the signal to noise ratio delivering high contrast images and extremely dark backgrounds

Nasmyth focus payload capacity 30 kg Safety features

This 170mm Vixen bar is ideal for short refractors

ZWO FILTER MASKS FOR EFW For EFW:EFW 7x36 3” Losmandy XL compatible (allThe 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. ZWO EFW Mini Filter Mask dimensions ZWO EFW 7 x 36mm Filter