{"product_id":"askar-fra600-108mm-f-5-6-quintuplet-petzval-apo-refractor-pre-owned","title":"Askar FRA600 108mm f\/5.6 Quintuplet Petzval APO Refractor (Pre-Owned)","description":"\u003cp\u003eAskar FRA600 108mm f\/5.6 Quintuplet Petzval APO Refractor (Pre-Owned, Excellent)\u003c\/p\u003e\n\u003cp class=\"e_text-102 s_title\"\u003eToday Sharpstar announces the newest addition to its Askar FRA series, the Askar FRA600\/5.6. Following the excellent optical performance of its first FRA400\/5.6,the FRA600\/5.6 is an evolution of the FRA series, an upgraded lens has a 108mm aperture and a 600mm focal length,the f\/ratio is still f\/5.6, and the image circle is 66mm surpass the full frame!\u003c\/p\u003e","brand":"oc telescope","offers":[{"title":"Default Title","offer_id":48750262452478,"sku":null,"price":2199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2129\/9429\/files\/asdfsadfds.jpg?v=1787259161","url":"https:\/\/octelescope.com\/products\/askar-fra600-108mm-f-5-6-quintuplet-petzval-apo-refractor-pre-owned","provider":"oc telescope","version":"1.0","type":"link"}