ZWO

Precision Focusing with ZWO EAFN, and EAF-Pro — Enhance Your Astrophotography

Unlock sharper, more precise images with the industry-leading ZWO EAF Electronic Automatic Focusers. Whether you’re an experienced astrophotographer or just upgrading your gear, ZWO’s EAF series — the advanced EAFN with convenient onboard control buttons, and the flagship EAF-Pro with high-torque performance — delivers reliable, automated focusing for refractors, Newtonians, and SCTs alike.

Designed for seamless integration with popular astronomy software and ASCOM standards, these focus motors eliminate manual guesswork, ensuring consistent, pinpoint stars and improved imaging sessions every clear night. The new ZWO EAFN adds tactile control with its built-in buttons, perfect for quick adjustments on the fly. The ZWO EAF-Pro steps it up with a more robust motor for heavy imaging trains, larger telescopes, and demanding setups.

Shop our full range of ZWO EAF focusers to find the ideal match for your telescope. Get ready to focus faster, capture more detail, and push your astrophotography to the next level — with trusted support and fast shipping from Ontario Telescope and Accessories.