{"product_id":"baader-planetarium-dovetail-bar-3-inch-530mm-20-5-inch-for-celestron-custom-builds","title":"Baader Planetarium Dovetail Bar 3\", 530mm (20.5\") – for Celestron \/ Custom builds","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e530mm (20.5\") Length\u003c\/li\u003e\n\u003cli\u003e3\" Losmandy D-Style Standard\u003c\/li\u003e\n\u003cli\u003eIdeal for Celestron SCTs and Custom Builds\u003c\/li\u003e\n\u003cli\u003eBlack Anodized Finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eDovetail Bar 3\", 530mm (20.5\") – for Celestron \/ Custom builds\u003c\/h2\u003e\n\u003cp\u003eThe Baader 3\" Losmandy Dovetail Bar establishes a rigid 530mm (20.5\") mounting platform for large optical tubes. Its 3-inch width is designed to securely connect heavy Celestron SCTs or custom-built instruments to any Losmandy D-style saddle plate.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA 530mm Platform for Precise Balance and Accessory Mounting\u003c\/h3\u003e\n\u003cp\u003eAt 530mm (20.5\") in length, this dovetail bar provides the extra space needed to achieve perfect balance, especially when your optical tube is loaded with cameras, filter wheels, and guidescopes. The extended length allows you to slide the entire assembly forward or backward in the saddle, compensating for front-heavy or tail-heavy configurations. This eliminates the need for counter-intuitive counterweight placements and ensures smooth, accurate tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e3-Inch Losmandy Standard: Secure Mounting for Celestron and Custom Rigs\u003c\/h3\u003e\n\u003cp\u003eBuilt to the 3-inch Losmandy \"D\" plate standard, this bar ensures a wide, stable connection with the mount's saddle plate, minimizing flexure and vibration. It's an ideal upgrade for larger Celestron Schmidt-Cassegrains (9.25\", 11\", and 14\" models) that require a more robust foundation. For custom telescope builders, the 530mm length offers ample real estate for mounting tube rings and other hardware.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUpgrading from Stock Bars: The Rigidity Advantage of a 530mm Dovetail\u003c\/h3\u003e\n\u003cp\u003eMany large telescopes ship with shorter dovetail bars that limit balancing options and can introduce flexure into the imaging train. This 530mm Baader bar is a significant structural upgrade, replacing shorter or narrower bars to create a single, rigid spine for your entire optical assembly. The trade-off for this stability is that its length is best suited for larger OTAs; it would be unnecessarily long for smaller, wide-field refractors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main advantage of the Baader 530mm Dovetail Bar over a shorter one?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary advantage is improved balancing capability. The 530mm length allows you to slide a fully-loaded telescope (with camera, guidescope, etc.) much further within the saddle to find the perfect center of gravity, which is crucial for accurate tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this 3\" Baader Dovetail Bar compatible with Vixen-style saddles?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. This is a 3-inch wide \u003cstrong\u003eLosmandy D-style\u003c\/strong\u003e bar. It will only fit in Losmandy-style saddle plates. It is not compatible with the narrower Vixen V-style saddles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the 530mm length of this Baader bar help when imaging with a Celestron EdgeHD 11\"?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA Celestron EdgeHD 11\" with a camera, off-axis guider, and filter wheel becomes very back-heavy. The 530mm bar provides enough length to shift the entire OTA forward in the mount saddle, perfectly balancing the load without needing to add extra weights in awkward positions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eI'm building a custom refractor setup with guide rings; is this 530mm Baader bar a good choice?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, for a large refractor, this bar is an excellent choice. The 530mm length gives you plenty of room to space out your main tube rings for maximum stability and still have space to mount a separate guidescope in its own set of rings directly on the bar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does \"Losmandy D-style\" mean for this Baader Dovetail Bar?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\"Losmandy D-style\" refers to a dovetail standard with a width of approximately 3 inches and angled sides. It's a heavy-duty standard used on larger, higher-capacity telescope mounts to provide a more secure and rigid connection than the smaller Vixen-style bar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is a rigid dovetail bar like this 530mm Baader model important for astrophotography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eIn astrophotography, any flexure in the connection between the telescope and the mount can ruin an exposure by causing trailed stars. A long, wide, and rigid bar like this 530mm model acts as a solid foundation, preventing the optical tube from sagging or shifting as the mount tracks across the sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e1.03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Drillings for\u003c\/td\u003e\n\u003ctd\u003eCelestron C9¼, Celestron C11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBar or Clamp?\u003c\/td\u003e\n\u003ctd\u003eBar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDual mounting\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScrews included?\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClamping System\u003c\/td\u003e\n\u003ctd\u003eDovetail clamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003e3“ (76mm) Losmandy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBar length\u003c\/td\u003e\n\u003ctd\u003e530 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"Default Title","offer_id":52913230774557,"sku":"BAA-1501620","price":188.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/BaaderPlanetarium-Dovetail-Bar-3-530mm-20-5-for-Celestron-Custom-builds-1_ba53176b-017e-4124-a4cd-23c5b1db4bca.jpg?v=1789088517","url":"https:\/\/davidastro.com\/fr\/products\/baader-planetarium-dovetail-bar-3-inch-530mm-20-5-inch-for-celestron-custom-builds","provider":"David Astro","version":"1.0","type":"link"}