Telescope Helical Focuser 1.25 Inch Aluminum Alloy High Accuracy 10mm Focusing Stroke Double Helical Focuser for

Feature: 1. High Accuracy Double Helical: The innovative double helical focusing mechanism allows for accurate adjustments, ensuring accurate focusing essential for astronomical observations and photography. 2. 10mm Focusing Stroke: With a 10mm focusing stroke, this focuser provides ample movement for fine tuning your telescope s focus, accommodating various eyepieces and imaging equipment. 3. Anti Rotation: The unique design ensures that the focusing mechanism moves linearly without rotation, preventing any misalignment or offset in eyepieces during adjustments. 4. All Metal Construction: Made from all metal material, this telescope double helical focuser is built to withstand the rigors of outdoor use, ensuring long term reliability. 5. Ideal for Astrophotography: Tailored for accurate observation and astrophotography, this focuser s design minimizes image shift, allowing for clear and stable images, ideal for catching celestial wonders. Specification: Item Type: Telescope Helical Focuser Material: Aluminum Alloy Big Thread Specification: M42x0.75mm Length of Large Thread: 9mm 0.35in (Note: T2 Has No Locking Design) Small Thread Size: M31x0.5mm Depth of Small Thread: 5mm 0.2in (Applicable to Interfaces with a Depth of 4.5mm or Less). Package List: 1 x Telescope Helical Focuser