ZWO 7x2 EFW Electronic Filter Wheel - Next Gen - 7 Position for 2" or 50.4 mm Filters - EFW-7X2-25 Telescope Kit The NexStar Evolution's tracking accuracy

The NexStar Evolution's tracking accuracy is so impressive

The Electronic Filter Wheel can be rotated in either direction for quicker filter selection

for AstroMaster 130EQ Telescopes

Attaches to the mount ring channels

doublet achromatic refractor is reborn with the aim to produce superior-class optical figure in a short (f/6

ZWO 7x2 EFW Electronic Filter Wheel - Next Gen - 7 Position for 2" or 50.4 mm Filters - EFW-7X2-25 Telescope Kit The NexStar Evolution's tracking accuracyZWO 7x2 EFW Electronic Filter Wheel with Anti Light Leak Technology 7 Position, Uses 2" Threaded or 50. 4 mm Unthreaded Filters The Next Generation ZWO EFW Refined Design Anti Light Leak Protection Built for Astrophotography * A re engineered internal design helps reduce light leakage, while the refined mechanics deliver smoother, more consistent rotation. *The exterior has been subtly streamlined, giving the wheel a cleaner and more cohesive look.