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List of products by supplier: WILLIAM OPTICS
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William Optics 2" 90° Dura Bright...
William Optics 2" 90° Dura Bright Dielectric Diagonal 2" dielectric mirror diagonal with 99% reflectivity for refractors and catadioptric telescopes. Ideal for wide-angle visual observation.
154.00 CHFIn Stock -
William Optics Ultra-Cat 76
William Optics Ultra-Cat 76 The William Optics Ultra-Cat 76 is a high-performance 76 mm apochromatic refractor optimized for wide-field astrophotography. With a 5-element Petzval design, fast f/4.8 ratio, and a 50 mm image circle, it delivers sharp, flat images across full-frame and medium-format sensors.
1'839.00 CHFIn Stock -
William Optics 2" Dura-Bright 99% Diagonal...
William Optics 2" Dura-Bright 99% Diagonal for SCT (Carbon Fiber) 2" 99% dielectric mirror diagonal with carbon fiber panels and SCT thread. Designed for direct fit on Schmidt-Cassegrain telescopes.
169.00 CHFIn Stock -
William Optics 1.25" 90° Erecting Prism...
William Optics 1.25" 90° Erecting Prism with Helical Focuser William Optics 90° erecting prism for 1.25" eyepieces with filter thread and helical focuser. Ideal for terrestrial viewing.
94.00 CHFIn Stock -
William Optics 1.25" Dura-Bright...
William Optics 1.25" Dura-Bright Dielectric Diagonal (Carbon Fiber) Premium 1.25" diagonal with 99% dielectric mirror, carbon fiber sides, and 1.25" filter thread. High contrast and sharpness.
109.00 CHFIn Stock -
K-ASTEC ZWO EAF Focus Motor Mount New...
K-ASTEC ZWO EAF Focus Motor Mount New Version for William Optics Focuser The K-ASTEC mounting bracket fits the ZWO EAF focuser motor to all William Optics focusers with a modular mechanism, especially the WIFD. CNC-machined anodized aluminum construction and a belt-drive system ensure precise alignment and stable, lightweight performance.
99.00 CHFIn Stock -
K-ASTEC Mounting Bracket – older version...
K-ASTEC Mounting Bracket – older version for ZWO EAF, compatible with William Optics focusers. The K-ASTEC mounting bracket fits the ZWO EAF focuser motor to all William Optics focusers with a modular mechanism, especially the WIFD. CNC-machined anodized aluminum construction and a belt-drive system ensure precise alignment and stable, lightweight...
99.00 CHFIn Stock
