{"product_id":"m48-extension-ring-2-30mm","title":"M48 Extension Ring (2\") - 30mm","description":"\u003cp\u003eThis 30mm extension tube is simply screwed into the M48 thread of either a 2\" eyepiece or 2\" adapter and it provides an additional 30mm optical length to your image train.\u003c\/p\u003e\n\u003cp\u003eThis is very helpful if your focuser doesn't have enough back focus to achieve focus in your eyepiece or camera.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpec:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Barrel made of black anodized metal\u003c\/li\u003e\n\u003cli\u003eThread: Double sided 2\" filter thread (M48 x 0.75) - female\/male\u003c\/li\u003e\n\u003cli\u003eOptical path length: 30mm excl. male thread\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TS Optics","offers":[{"title":"Default Title","offer_id":43187580272883,"sku":"TSVF230","price":34.57,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/1924\/6275\/products\/TSM48Extension.jpg?v=1662311138","url":"https:\/\/www.horizonastronomy.ie\/en-es\/products\/m48-extension-ring-2-30mm","provider":"Horizon Astronomy • Telescope Center","version":"1.0","type":"link"}