Electronic Focusers

Combines robotic focuser and high-precision rotator in one unit Low-profile design for minimal back focus consumption Single-cable connection betw...

Robotic focusing motor designed for telephoto lenses Lens Gear Clamp (LGC) for direct, backlash-free connection Integrated position encoder allows...

Robotic focusing motor for SC, EdgeHD, and RASA telescopes Direct Pulley Clamp (DPC) for backlash-free, slip-free connection Integrated encoder al...

Advanced robotic focusing motor for Crayford or rack-and-pinion focusers Integrated position encoder allows manual adjustment without losing calib...

High-torque stepper motor handles heavy imaging loads Timing belt drive eliminates backlash for precise autofocus Contactless homing sensor enable...

20 kg Equivalent Load Capacity 0.0182° Minimum Resolution Step Size 1:99 Worm-Gear Stepper Motor Native ASCOM Alpaca & Indigo Support 373 g Bo...

Enables automated focusing for the Askar 50P astrograph Compatible with almost all brands of electronic focusers Eliminates manual focus adjustmen...

Adds electronic autofocus capability to the Askar ACL200 lens Designed for seamless integration with ZWO EAF and other electronic focusers Include...

Enables Automatic Focusing on the Askar FRA400C Compatible with Most Brands of Electronic Focusers Includes Five Synchronous Belts for a Secure Fi...

Ultra-low 32mm profile designed for low-backfocus telescopes 10mm of precise focuser travel 5 kg (11 lbs) payload capacity for heavy imaging train...

Optec engineers have developed a low profile, yet extremely robust 3-inch focuser for telescope installations where back-focus is at a premium. Wi...

Handles heavy imaging loads up to 8 kg Achieves a focusing resolution of 2.5µm Backlash-free toothed belt drive system Standalone controller with ...

Lifts imaging trains up to 56 lb with zero slip Achieves 0.23 micron resolution per step for critical focus Integrated Posi Drive Motor System (PD...

Lifting Capacity: In excess of 56 pounds Drive System: Positive-engagement timing belt Manual Override: Yes, via fine focus knob Temperature Senso...