{"product_id":"alargador-t2-y-casquillo-de-2-21-mm","title":"T2 extension tube and 2\" 21mm adapter","description":"\u003cdiv\u003e\n\u003cp\u003eAdapter with \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2\" = 50.8 mm smooth outer diameter,\u003c\/li\u003e\n\u003cli\u003eT2 (M42 x 0.75) male thread,\u003c\/li\u003e\n\u003cli\u003eT2 female thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe optical length is\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e0 mm when used as a 2\" receptacle or\u003c\/li\u003e\n\u003cli\u003e21 mm when used as an extension tube\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTogether with the [cms:\/\/shop\/p_id=84214 \"\"], this adapter provides 55 mm back focus on cameras with 17.5 mm flange focal distance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Omegon","offers":[{"title":"Default Title","offer_id":53581605962071,"sku":"84213","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/6198\/6860\/files\/84213_2.jpg?v=1779016284","url":"https:\/\/astrotelescopios.com\/en-us\/products\/alargador-t2-y-casquillo-de-2-21-mm","provider":"Astro Telescopios","version":"1.0","type":"link"}