The Altair Electronic Filter Wheel EFW holds 7x 36mm astronomy filters and is driven by a precision stepper motor with accurate positioning system. 

• Only 20mm thick! 
• USB Power - only one cable required for data and power!
• CNC machined from a single piece of aluminium. Motor is not exposed through the rear motor housing, therefore light cannot enter through the gap between motor and housing.
• Interchangeable carousels with Altair medium size filter wheels including 8x1.25" threaded, 5x2" threaded and 7x36mm unmounted filters.
• 7x36mm filter wheel and carousel include the required filter masks and screws to capture and hold 36mm unmounted filters precisely.
• Includes a set of adaptors and spacers enabling out of the box use with most astro cameras including the Altair Hypercam.
• Fits Altair Hypercam TEC tilt adjuster directly with screws, enabling a flush fit and 17.5mm spacing.
• M54 threads on the filter wheel body and screw holes for rigid connection. (See diagram).
• Included set of adaptors enabling connection to reducers and field flatteners with M48 or T2 male rear thread, with the required standard 55mm spacing to sensor.
• Includes screws and screwdriver, plus USB cable to get you started straight away.
• Please see the associated product images for fitment instructions and adaptor setup.
• Supported by all good astronomy capture software, such as SharpCap, NINA, APT, etc. Requires the Altair ACOM driver to work, which is downloaded at www.altairastro.help. Please note: You need to create a username to download the file.

Scope of delivery:

• Filter wheel
• 3x adapter
• USB cable
• mounting material