Upgrade your AF1 or AF2!

Do you wish to upgrade your Deep Sky Dad AF1/AF2 to our newest autofocuser? Look no further! We are offering you "old for new" deal for our existing customers with 50% discount. All you have to do is send us the old autofocuser unit once you receive the AF3.

Every existing mounting adapters is compatible with AF3. Check AF3 page for details.

Disclaimer: this offer is available only for existing customers.

AF1 vs AF2 vs AF3




Discontinued with 1.2020 (except bugfixes) Yes Yes
Custom opensource firmware
ASCOM driver
INDI driver
size (mm) 44.5 x 48.5 x 49 44.5 x 48.5 x 57 44.5 x 48.5 x 50.2
weight (g) 168 172 170
Existing adapter (3D printed adapter, L bracket, timing belt) 20€ 20€ 20€
Custom adapter 40€ 40€ 40€
USB connectivity Mini USB Micro USB Mini USB
Stealth drive
No gearbox (no backlash)
Wifi remote control
Temperature probe (optional - 15€)
Manual remote controller (optional - 20€)