ZWO EFW 8 x 1.25(31mm) Electronic Filter Wheel: Lightweight Precision for Enhanced Astrophotography

Introducing the ZWO EFW 8 x 1.25(31mm) Electronic Filter Wheel - a marvel of astrophotography engineering. Crafted from aircraft-grade aluminum and weighing just 400 grams, this filter wheel combines lightweight design with robust functionality. Its slim profile, measuring only 20mm in thickness, makes it an ideal addition to any astrophotography setup. Equipped with a high-quality step motor from NPM, Japan, it promises long-lasting, reliable performance. Perfect for use with the ASI1600 camera, this filter wheel ensures a vignette-free experience up to an F5 focal ratio with 1.25″ filters, and up to F2 with 31mm filters. With simple USB connectivity and minimal power requirements, the ZWO EFW 8 x 1.25(31mm) enhances your astrophotography experience with seamless filter changes and precise control.

Key Features:

Ultra-Lightweight Design: At only 400 grams, it adds minimal weight to your setup, maintaining balance and ease of use.
Slim Profile: With a thickness of just 20mm, it integrates seamlessly into your astrophotography rig without adding bulk.
Quality Step Motor: Sourced from NPM, Japan, the motor ensures accurate and reliable filter positioning.
USB Powered: Simplifies your setup with a single USB cable for power, eliminating the need for multiple cables.
Low Power Consumption: Efficient operation with approximately 120mAh @ 5V, easily powered via a cooled CCD's USB hub.
Optimized for ASI1600 Camera: Ensures approximately 10mm distance between the filter and sensor, ideal for use with ASI1600.
Vignette-Free Imaging: Suitable for 1.25″ filters with up to F5 focal ratio scopes and 31mm filters with up to F2 lenses.
Bi-Directional Rotation: Allows for quick and easy filter selection in both clockwise and counter-clockwise directions.
Infrared Sensor Positioning: Utilizes an infrared sensor for precise wheel positioning, with a recalibration option via the ASCOM driver.
Balanced Filter Placement: Designed to maintain internal balance, enhancing the overall performance and longevity of the wheel.

The ZWO EFW 8 x 1.25(31mm) Electronic Filter Wheel is an indispensable tool for astrophotographers seeking a high-performance, user-friendly, and lightweight solution for managing multiple filters. Its advanced features and construction make it a top choice for achieving the best in celestial imaging.

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ZWO EFW 8 x 1.25(31mm) Electronic Filter Wheel

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