iOptron Electric Focuser for GSO-Made Ritchey-Chretien and Other Telescopes

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- Whisper quiet operation
- Powerful stepper motor
- Zero backlash
- Plug into iOptron Port with no external power source needed
- 3 speed control by a compatible iOptron hand controller
- ASCOM compliant
This iOptron Electric Focuser (eFocuser) # 8451 is designed for iOptron Photron Ritchey-Chrétien (RC) telescope dual-speed focuser. Now you can focus the telescope by pushing a hand controller button. it is compatible to most iOptron later version mounts.
This Electric Focuser fits all GSO-made 2" dual speed Crayford focusers or linear bearing focusers. Hence, it will also fit all telescopes (not just RC scopes as specified by iOptron) made by GSO and sold under the GSO, TPO, Astro-Tech, and Orion brand names.
Please do not purchase this item if you do not have a GSO focuser or GSO-made telescope.
Currently supported mount (with firmware version V161101 or later):
- CEM25/CEM25P/CEM25EC
- CEM40/CEM40EC
- CEM60/CEM60EC
- CEM120/CEM120EC/CEM120EC2
- GEM45/GEM45EC
- iEQ30 Pro
- iEQ45 Pro
Specifications:
- OTA: iOptron Photron TM RC Scope (6", 8" and 10")
- Driving train: Stepper motor with synchronous belt
- Connection: Via iOptron PORT on the mount
- Control: iOptron Go2Nova hand controller
- Focuser speed: Low, medium, high
- Dimensions: 54 X 56 X 82mm
- Weight: 1.2 lbs
Other Information
- Country of Manufacture: China
This iOptron Electric Focuser (eFocuser) # 8451 is designed for iOptron Photron Ritchey-Chrétien (RC) telescope dual-speed focuser. Now you can focus the telescope by pushing a hand controller button. it is compatible to most iOptron later version mounts.
This Electric Focuser fits all GSO-made 2" dual speed Crayford focusers or linear bearing focusers. Hence, it will also fit all telescopes (not just RC scopes as specified by iOptron) made by GSO and sold under the GSO, TPO, Astro-Tech, and Orion brand names.
Please do not purchase this item if you do not have a GSO focuser or GSO-made telescope.
Currently supported mount (with firmware version V161101 or later):
- CEM25/CEM25P/CEM25EC
- CEM40/CEM40EC
- CEM60/CEM60EC
- CEM120/CEM120EC/CEM120EC2
- GEM45/GEM45EC
- iEQ30 Pro
- iEQ45 Pro
Specifications:
- OTA: iOptron Photron TM RC Scope (6", 8" and 10")
- Driving train: Stepper motor with synchronous belt
- Connection: Via iOptron PORT on the mount
- Control: iOptron Go2Nova hand controller
- Focuser speed: Low, medium, high
- Dimensions: 54 X 56 X 82mm
- Weight: 1.2 lbs
- Whisper quiet operation
- Powerful stepper motor
- Zero backlash
- Plug into iOptron Port with no external power source needed
- 3 speed control by a compatible iOptron hand controller
- ASCOM compliant
This iOptron Electric Focuser (eFocuser) # 8451 is designed for iOptron Photron Ritchey-Chrétien (RC) telescope dual-speed focuser. Now you can focus the telescope by pushing a hand controller button. it is compatible to most iOptron later version mounts.
This Electric Focuser fits all GSO-made 2" dual speed Crayford focusers or linear bearing focusers. Hence, it will also fit all telescopes (not just RC scopes as specified by iOptron) made by GSO and sold under the GSO, TPO, Astro-Tech, and Orion brand names.
Please do not purchase this item if you do not have a GSO focuser or GSO-made telescope.
Currently supported mount (with firmware version V161101 or later):
- CEM25/CEM25P/CEM25EC
- CEM40/CEM40EC
- CEM60/CEM60EC
- CEM120/CEM120EC/CEM120EC2
- GEM45/GEM45EC
- iEQ30 Pro
- iEQ45 Pro
Specifications:
- OTA: iOptron Photron TM RC Scope (6", 8" and 10")
- Driving train: Stepper motor with synchronous belt
- Connection: Via iOptron PORT on the mount
- Control: iOptron Go2Nova hand controller
- Focuser speed: Low, medium, high
- Dimensions: 54 X 56 X 82mm
- Weight: 1.2 lbs
Other Information
- Country of Manufacture: China

iOptron Electric Focuser for GSO-Made Ritchey-Chretien and Other Telescopes
