{"product_id":"skywatcher-deluxe-1-25-inch-di-electric-90-degree-star-diagonal","title":"Sky-Watcher Deluxe 1.25\" Dielectric 90° Star Diagonal","description":"\u003ch2\u003eSkyWatcher Deluxe 1.25\" Dielectric 90° Star Diagonal\u003c\/h2\u003e\n\u003cp\u003eEnhance your telescope's performance and comfort with the \u003cstrong\u003eSkyWatcher Deluxe 1.25\" Dielectric 90° Star Diagonal\u003c\/strong\u003e. Designed for both astronomical and terrestrial observations, this premium star diagonal offers outstanding reflectivity, improved contrast, and an ergonomic viewing angle—ideal for extended sessions at the eyepiece.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eExceptional Reflectivity\u003c\/strong\u003e\u003cbr\u003eUtilises dielectric coatings to reflect up to \u003cstrong\u003e99% of incoming light\u003c\/strong\u003e, preserving image brightness and enhancing contrast for deep-sky and planetary viewing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComfortable 90° Viewing Angle\u003c\/strong\u003e\u003cbr\u003eRedirects the optical path by 90°, offering a more \u003cstrong\u003ecomfortable viewing position\u003c\/strong\u003e, especially when your telescope is pointed near the zenith.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Quality Construction\u003c\/strong\u003e\u003cbr\u003eCrafted with \u003cstrong\u003elightweight yet durable materials\u003c\/strong\u003e, this diagonal is made to last. It’s ideal for use with 1.25\" focusers and eyepieces, ensuring compatibility with a wide range of telescopes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDielectric Coatings for Performance\u003c\/strong\u003e\u003cbr\u003eThe \u003cstrong\u003ehigh-reflectivity multi-coatings\u003c\/strong\u003e on optical surfaces ensure maximum image brightness, sharpness, and reduced light loss—critical for high-contrast lunar and planetary detail.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVersatile for All Viewing Applications\u003c\/strong\u003e\u003cbr\u003ePerfect for both \u003cstrong\u003eastronomical observing\u003c\/strong\u003e and \u003cstrong\u003eterrestrial viewing\u003c\/strong\u003e, thanks to its high-precision optical build.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBarrel Size:\u003c\/strong\u003e 1.25\" (31.7 mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReflectivity:\u003c\/strong\u003e Up to 99%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eViewing Angle:\u003c\/strong\u003e 90 degrees\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCoatings:\u003c\/strong\u003e Dielectric high-reflectivity multi-coatings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e Astronomical and terrestrial\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e Lightweight and durable construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSkyWatcher Deluxe 1.25\" Dielectric 90° Star Diagonal\u003c\/strong\u003e is an essential upgrade for any visual astronomer seeking brighter, crisper views and more ergonomic observing. Whether you're scanning the night sky or observing landscapes in daylight, this diagonal delivers performance, precision, and comfort in equal measure.\u003c\/p\u003e","brand":"SkyWatcher","offers":[{"title":"Default Title","offer_id":57010354225526,"sku":"SKY20967","price":109.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2235\/3014\/files\/SkyWatcher-Deluxe-1.25_-Dielectric-90_-Star-Diagonal-1.webp?v=1768404162","url":"https:\/\/welshastronomy.co.uk\/products\/skywatcher-deluxe-1-25-inch-di-electric-90-degree-star-diagonal","provider":"The Welsh Astronomy Centre","version":"1.0","type":"link"}