ZWO EFW 7x2" Filter Wheel – Precision and Convenience for Your Astrophotography Setup
When it comes to deep-sky astrophotography, every detail counts. The ZWO EFW 7x2" electronic filter wheel is a game-changer for astrophotographers using larger format monochrome cameras. Designed for reliability, precision, and ease of use, this seven-position filter wheel offers seamless automation, making your imaging sessions smoother than ever.
Why Choose the ZWO EFW 7x2"?
Holds Seven 2" Filters for Maximum Versatility
With space for seven 2” mounted filters (M48 thread, <7mm thickness), this filter wheel allows for an expanded range of imaging possibilities. Whether you're shooting LRGB, narrowband, or specialty photometric filters, you won’t need to swap them out manually in the middle of the night.
Ultra-Slim, Lightweight, and Durable
Constructed from CNC-machined aluminum, the ZWO EFW 7x2" is both lightweight and incredibly sturdy. At just 20mm thick, it keeps your imaging train compact while ensuring optimal weight distribution, making it a perfect fit for setups where balance matters.
High-Precision Stepper Motor for Fast and Accurate Filter Changes
ZWO equips this filter wheel with a NPM stepper motor from Japan, known for its precision and reliability. Filter changes are smooth, fast, and accurate, allowing you to switch filters in seconds without disturbing your framing or focus.
USB-Controlled for Seamless Integration
Powered and controlled via USB 2.0, the ZWO EFW integrates effortlessly with most popular astrophotography software, including ASCOM-compatible programs like Sequence Generator Pro and NINA. Simply connect it to your computer, and the software handles filter changes automatically. No need for an additional power supply—just plug and play.
Designed for Larger Sensors
Larger format sensors demand larger filters to avoid vignetting, and the 2” filter size ensures full-frame and APS-C sensors get the clear, unobstructed light they need.
Whisper-Quiet Operation with Minimal Power Draw
The internal motor operates with virtually no noise, keeping your imaging sessions peaceful and free from unnecessary distractions. Plus, the low power consumption means you won’t be draining your power supply when running in remote locations.
Easy Installation and Compatibility
Mounting the ZWO EFW 7x2" to your imaging train is hassle-free. It features a standard M54 thread on both sides, ensuring compatibility with a wide range of cameras, filter drawers, and telescopes. Pair it with the ZWO OAG-L for a perfectly matched system designed for serious astrophotographers.
Perfect for Advanced Astrophotography
If you're looking for a high-capacity, motorized filter wheel that seamlessly integrates with your astrophotography workflow, the ZWO EFW 7x2" is a solid investment. Its robust build, smooth operation, and ultra-precise performance make it an ideal choice for capturing professional-quality images with ease.
Upgrade your astrophotography rig today with the ZWO EFW 7x2" filter wheel and take full advantage of the power of monochrome imaging without the hassle of manual filter swaps.
