{"product_id":"3-5-extension-tube","title":"3.5” Extension Tube","description":"\u003cp\u003eTelescope drawtube extensions help your telescope reach focus when not using a diagonal — as is the case in many imaging applications. They are also useful (with or without diagonal) when you need more out-travel for focusing on nearby terrestrial subjects.\u003c\/p\u003e\n\u003cp\u003eOur extentions tubes slip into any telescope's 2\" drawtube and include brass clamp rings to prevent marring of accessory barrels.\u003c\/p\u003e","brand":"TeleVue","offers":[{"title":"Default Title","offer_id":51374570864928,"sku":"X3C-0009","price":78.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/2135\/2480\/files\/X3C_0009_ExtTube_3.5in_V2copy.jpg?v=1774552062","url":"https:\/\/firstlightastro.com\/products\/3-5-extension-tube","provider":"First Light Astro","version":"1.0","type":"link"}