ZWO EAF Electronic Autofocuser - 5V
Revolutionize Your Astrophotography Experience
The ZWO EAF (Electronic Automatic Focuser) - 5V is an innovative solution for seamless, precise, and automated focusing for your astrophotography setup. Say goodbye to manual adjustments and embrace unparalleled convenience for capturing crystal-clear celestial images.
Key Features of ZWO EAF 5V
1. 5V USB Compatibility
- Powered via a standard USB 5V connection for universal compatibility.
- No need for additional power adapters—plug it into your computer, power bank, or any USB port.
2. Superior Precision & Control
- Achieve pinpoint accuracy with 5760 steps per revolution.
- Perfect for high-resolution imaging and detailed deep-sky observations.
3. Compatibility with Popular Telescopes
- Designed to work seamlessly with a wide variety of focusers including those from Sky-Watcher, William Optics, and more.
- Suitable for both refractors and reflectors.
4. Easy-to-Use Software
- Fully supported by ZWO’s ASIAIR, ASCOM drivers, and popular astrophotography software.
- An intuitive interface allows for quick and easy setup.
5. Robust Build Quality
- Crafted with high-grade CNC-machined aluminum for durability.
- Smooth operation even in extreme temperatures.
What Makes the ZWO EAF 5V Unique?
The ZWO EAF brings the future of astrophotography to your fingertips. Its automated focusing ensures that you spend more time capturing stunning visuals and less time manually tweaking your equipment. With its silent motor, it offers precision focusing without disturbing your environment.
Enhanced Autofocus Algorithms
The EAF is equipped with advanced algorithms to eliminate focus drift caused by temperature changes or equipment shifts. Whether you’re shooting galaxies or planets, the ZWO EAF keeps your target sharp and clear.
Why Choose ZWO EAF 5V from Vorion Scientific?
Authenticity & Reliability
- Guaranteed genuine product from ZWO.
- Backed by Vorion Scientific’s expert support and after-sales service.
Competitive Pricing
- Get the best value for your investment with exclusive offers and bundles.
Fast & Secure Shipping
- Delivered safely and swiftly to your doorstep.
Easy Installation Process
Step 1: Mount the EAF
Use the provided brackets and screws to attach the EAF to your telescope focuser.
Step 2: Connect to USB
Plug the EAF into your computer or ASIAIR device using the included USB cable.
Step 3: Configure the Software
Install the ASCOM driver or use ZWO’s ASIAIR for a seamless setup experience.
Explore the Universe with Precision
Invest in the ZWO EAF Electronic Autofocuser - 5V and elevate your astrophotography journey. Achieve sharper images, focus like a pro, and enjoy the convenience of automation.
📦 in the Box
➤ ZWO EAF Unit (5V) Body
➤ USB Cable
➤ Brackets and Screws
➤ Allen Wrench
➤ User Manual
Technical Specifications 
Specification |
Details |
Power Supply |
5V via USB |
Motor |
Step moter, 35mm diameter, 7.5° step angle |
Payload Capacity |
Up to 5 kg |
Dimensions |
59mm x 52mm x 40mm |
Weight |
277g |
Compatibility |
Refractors, Newtonians, SCTs |
Connectivity |
USB 2.0 |
Works well