This iOptron electronic focuser (eFocuser) is designed for the dual-speed focuser of iOptron Photron™ (RC) Ritchey-Chrétien telescopes. Now, you can focus the telescope by pressing a button on the manual controller. It is compatible with most later versions of iOptron mounts.

This electronic focuser is also compatible with other RC telescopes such as GSO, TPO (from OPT), Astro-Tech (from Astronomics), and Orion. It can work with other RC telescopes using a similar dual-speed focuser.

This eFocuser is ASCOM compatible (ASCOM driver built into iOptron Commander).

Features:

• Silent operation
• Powerful stepper motor
• Zero backlash
• Connects to the iOptron port without the need for an external power source
• 3-speed control via a compatible iOptron manual controller
• ASCOM compatible

Currently supported mounts (with firmware version V161208 or later):

• CEM26
• GEM28
• CEM40
• GEM45
• CEM70
• CEM120
• CEM25
• CEM60
• iEQ30 Pro
• iEQ45 Pro

Technical specifications:

• OTA: iOptron Photron™ RC telescope (6", 8" and 10")
• Drive mechanism: Stepper motor with synchronous belt
• Connection: Via the iOptron port on the mount
• Control: iOptron Go2Nova manual controller
• Focuser speed: Low, medium, high
• Dimensions: 54 x 56 x 82 mm
• Weight: 0.54 kg (1.2 lbs)