ZWO EFW Electronic Filter Wheel - Eight Positions for 1.25" or 31 mm Filters - EFW-8X125 60 Degree Diagonals 0 port on hand control

0 port on hand control for direct links to a PC via ASCOM supported software

Aperture (mm): 280 mm (11 in)

Two optical tubes is also great for solar applications when using two different filters for safe observation of the sun

The 15 mm Kellner eyepiece offers a nice medium magnification view in most telescopes

Contrast is maximized through the intelligent use of flat finished baffles

ZWO EFW Electronic Filter Wheel - Eight Positions for 1.25" or 31 mm Filters - EFW-8X125 60 Degree Diagonals 0 port on hand controlThis model of the ZWO EFW Electronic Filter Wheel has a carousel with eight (8) filter positions and accepts either 1. 25" threaded filters or 31 mm unthreaded filters. The 1. 25" filters thread into place, while the 31 mm filters require M2 screws and washers (included) to fix them in place. Filters are sold separately, just make sure your 1. 25" filters have threads that are shorter than 3 mm in length, and all filters are less than 7 mm high. By