SVBONY SV545 Petzval Refractor Astrograph Lens
52 999,00 €Key Features
Advanced 3G5E Petzval APO Design
Showing 193–205 of 205 results
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SVBONY SV550 80 APO Triplet Refractor Set for Visual Observation
865,59 €Key Features
Complete Visual Bundle Options
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SVBONY SV550 APO Triplet Refractor 80mm F6 Telescope OTA For Deep Sky Astrophotography and Visual Observation
888,25 €Key Features
Triplet APO Optics
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Ultra-Cat 108
3 598,00 €The William Optics UltraCat108 is a cutting-edge 108mm apochromatic refractor designed for astrophotographers who demand top-tier performance. Featuring a 5-element advanced Petzval optical design and
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Ultra-Cat 131
5 398,00 €The William Optics Ultra-Cat 131 is the flagship of the Ultra-Cat series, representing the pinnacle of wide-field astrophotography performance. Built around a large-aperture 131mm apochromatic optica
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Ultra-Cat 131 · 30th Anniversary Limited Edition
6 277,60 €The Ultra-Cat 131 · 30th Anniversary Edition is a commemorative refractor celebrating three decades of William Optics craftsmanship and innovation. Built upon the acclaimed five-element advanced
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Ultra-Cat 56
1 398,00 €The Ultra-Cat 56 is a high-performance 56mm apochromatic refractor , engineered for astrophotographers who demand exceptional portability without sacrificing optical precision, color accuracy, and
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Ultra-Cat 76
1 888,00 €The Ultra-Cat 76 is a high-performance 76mm apochromatic refractor , designed for astrophotographers who demand exceptional clarity and true color accuracy .
With a 5-element advan -
Ultra-Cat 76 · 30th Anniversary Limited Edition
1 998,00 €The Ultra-Cat 76 · 30th Anniversary Edition is a commemorative refractor celebrating three decades of William Optics craftsmanship and innovation. Built upon the acclaimed five-element advanced Petz
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WO Ritchey–Chrétien Telescope
99 999,00 €Superior Optical Design: Each telescope features a finely crafted hyperbolic primary mirror and a convex secondary mirror, both made from low thermal expansion quartz. This innovative optical design
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Zenithstar 61 II
498,00 €Unleash your passion for the cosmos with the compact and powerful William Optics ZenithStar 61 II APO Refractor. Featuring top-notch Ohara FPL-53 ED glass, this telescope delivers clear, high-contrast
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Zenithstar 73 III
730,00 €Step into a world of precision astronomy with the William Optics ZenithStar 73 III, the ultimate tool for avid sky watchers and astrophotographers. This advanced apochromatic refractor is engineered w
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Zenithstar 81 WIFD
999,00 €A premium refractor telescope that offers unparalleled optical precision with its innovative Internal Focus Design (WIFD). Perfect for astrophotography and visual observations, it features a patented