
ZWO EFW - 7 x 36mm

Description
- For 36mm unmounted filters
- Easy to install on the telescope and the camera
- Filters are easy to install
- Made with NPM Stepper Motor from Japan
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Free Shipping in Canada*
Price Match
Found a better price? Contact us!
Advanced Electronic Filter Wheel for Mono Cameras
The new ZWO EFW 7 x 36mm has been designed with astrophotographers in mind, offering seamless integration with ZWO astronomical mono cameras and improved functionality for enhanced imaging precision.
Newly added screw holes on the front and back covers allow for a secure and easy connection to ASI cameras.
Larger body design enables better compatibility and flexibility with imaging setups.
CNC-milled from aircraft-grade aluminum, ensuring durability and lightweight performance.
Slim profile with a thickness of only 20mm for a compact setup.
Powered by a premium NPM step motor from Japan, known for its reliability and precision.
Accommodates up to 7 filters, making it ideal for ZWO 36mm LRGB and SHO filter sets.
Supports filter rotation in both clockwise and counterclockwise directions for efficient selection.
The new screw holes bring filters closer to the camera sensor for optimized performance.
Compatible with M68 OAG for advanced setups.
Fully compatible with all ZWO 36mm filters.
For third-party filters, ensure a thickness between 1.5mm and 3.0mm (filter frame thickness of 1.8mm).
Operates with a single USB 2.0 cable, simplifying cable management.
Power consumption is just 120mAh @ 5V, allowing it to run directly from the USB hub of ZWO Cooled CMOS cameras.
Improved Usability: Enhanced screw-hole design simplifies camera connection and alignment.
Compact Design: Sleek, lightweight, and efficient for a wide range of astrophotography needs.
High Reliability: Premium step motor ensures precise and smooth filter transitions.
Versatile Compatibility: Supports a variety of filters, including ZWO 36mm filter sets and third-party options.
Specifications for the darkening sets(4pcs):
External diameter: 88mm. Inner diameter: 55mm (2pcs) & 58mm (2pcs). Thickness: ≤0.2. 4pcs in total.
* The reason for including the darkening sets is to help solve the light leaking issue occurring in the gap of the filter wheel and camera.
The latest connection methods for the new 36mm EFW and ASI cameras can be found here: The best solution of 55mm back focus length
If you are using ASI2600, then directly head over to this instruction: [ASI2600 Guide] 4 Connection methods to get 55mm back focus length
EFW Body
× 1
1.25" cover
× 1
A bag of filter masks (10pcs/bag)
× 1
T2-T2 adapter (male)
× 1
1.25" holder (with 1.25" cover and 2 screws)
× 1
1.25" T Nosepiece
× 1
USB2.0 Cable (2m)
× 1
A bag of M2*4 flat screws
× 1
Phillips screwdriver
× 1
Darkening rings set
× 1