{"product_id":"sharpstar-61edph-mk-iii-apochromatic-refractor-telescope","title":"Sharpstar 61EDPH Mk III Apochromatic Refractor Telescope","description":"\u003ch1\u003eSharpstar 61EDPH Mk III ED Triplet Apochromatic Refractor Telescope\u003c\/h1\u003e\n\u003ch2\u003eUltimate Portable Astro Photo and Nature Photography Instrument\u003c\/h2\u003e\n\u003cp\u003eThe Sharpstar 61EDPH Mk III has long been a favorite among astrophotography enthusiasts. With optimized features and enhanced performance, this telescope is the perfect choice for capturing stunning celestial images.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e61mm aperture with f\/5.9 three-element full separation optical design\u003c\/li\u003e\n\u003cli\u003eIncludes two ED lenses for superior imaging quality\u003c\/li\u003e\n\u003cli\u003eNew 2.5\" dual-speed rack and pinion focuser with 10:1 fine focus\u003c\/li\u003e\n\u003cli\u003eUniversal interfaces for both 2\" and 1.25\" eyepieces\u003c\/li\u003e\n\u003cli\u003e360-degree angle adjuster for optimal positioning\u003c\/li\u003e\n\u003cli\u003eUniversal dovetail bar and multifunctional handle included\u003c\/li\u003e\n\u003cli\u003eFinderscope mounting bracket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 61EDPH Mk III features a triplet air-spaced APO design and two low dispersion ED glass elements for excellent imaging performance. With a focal length of 360mm and a focal ratio of 5.9, this telescope supports a 44mm full-frame imaging circle, making it ideal for both visual observation and astrophotography.\u003c\/p\u003e\n\u003cp\u003eThis model has upgraded its handle to a multifunctional design that accommodates a universal Vixen-style finder scope base. Additionally, the 61EDPH Mk III is equipped with a 200mm long Vixen-style dovetail plate for easier attachment to equatorial mounts, enhancing balance and usability. Its smooth lines and classic red and white color scheme reflect high-quality CNC machining and durable surface finishes.\u003c\/p\u003e\n\u003ch2\u003eReducer and Flattener (Optional Accessory)\u003c\/h2\u003e\n\u003cp\u003eThis telescope can be enhanced with a dedicated full-frame reducer that connects via M68 × 1 threads. This reducer allows for an extended back focus of 75mm, reducing the focal ratio to f\/4.4, making it an excellent choice for deep-sky astrophotography.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"1\" cellspacing=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSharpstar 61EDPH III Parameters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAperture Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e61mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocal Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e360mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocal Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ef\/5.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eObjective Lens\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTriplet air-spaced APO (includes two ED glasses)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLimiting Visual Magnitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.93 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTube Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e272mm (Dew shield contracted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOTA Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.48kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGross Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.92kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTube Outer Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e75mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded Accessories\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTelescope ring, dovetail plate, handle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Sharpstar","offers":[{"title":"Default Title","offer_id":42704677634225,"sku":"","price":515.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/sharpstar-61-edph-iii-with-flattener-664628.webp?v=1718480279","url":"https:\/\/www.darkclearskies.co.uk\/products\/sharpstar-61edph-mk-iii-apochromatic-refractor-telescope","provider":"Dark Clear Skies ","version":"1.0","type":"link"}