{"product_id":"lunt-solar-systems-filtro-set-di-filtri-h-alpha-ls-50f-ha-per-lunghezza-focale-3400mm","title":"Lunt Solar Systems Filtro Set di filtri H-Alpha LS 50F Ha per lunghezza focale 3400mm","description":"\u003cdiv class=\"text-justify\" style=\"BACKGROUND-COLOR: none\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e \u003cdiv class=\"note\"\u003e \u003cp\u003ePurtroppo, questa descrizione non è stato tradotto in italiano, in modo da trovare a questo punto una descrizione inglese.\u003c\/p\u003e\n\u003c\/div\u003e \u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe system includes the \u003cb\u003eB3400\u003c\/b\u003e blocking filter, which is usable for telescopes up to 3060mm focal length. \u003c\/p\u003e\n\u003cp\u003eThe blocking filter is installed in a straight extension tube for 2\" focuser. This extension tube is equipped with a reception for 2\" eyepieces and a adapter for 1.25\" eyepieces. Adding an additional available Double-Stack etalon system will reduce the bandwidth to ~\u0026lt;0.55 Angstrom. \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eTechnical data:\u003c\/b\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAperture: 50mm \u003c\/li\u003e\n\u003cli\u003eNo central obstruction \u003c\/li\u003e\n\u003cli\u003eBandwidth: \u0026lt;0.75 Angstrom \u003c\/li\u003e\n\u003cli\u003eTuning: tiltable Etalon \u003c\/li\u003e\n\u003cli\u003eHousing diameter: 95mm \u003c\/li\u003e\n\u003cli\u003eLength: 73mm \u003c\/li\u003e\n\u003cli\u003eWeight: 0.7kg \u003c\/li\u003e\n\u003cli\u003eFront thread: M90x1 female thread \u003c\/li\u003e\n\u003cli\u003eRear thread: M90x1 male thread \u003c\/li\u003e\n\u003cli\u003eBlocking filter: B3400 in extension tube for 2\" focuser \u003c\/li\u003e\n\u003cli\u003eMaximum focal length of telescope: 3060 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e \u003cp\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51120716644568,"sku":"12690","price":4911.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/0722\/6072\/files\/7cba5c853a17ee168797cba5608b5023_082cc795-0799-470d-b03e-2ce8b77aa57d.jpg?v=1764070254","url":"https:\/\/www.giordanoastronomia.it\/products\/lunt-solar-systems-filtro-set-di-filtri-h-alpha-ls-50f-ha-per-lunghezza-focale-3400mm","provider":"Giordano Astronomia","version":"1.0","type":"link"}