{"product_id":"usato-garanzia-3-anni-ts-optics-spianatore-variabile-per-rifrattori-correttore-di-campo-regolabile","title":"[Used 3-Year Warranty] TS Optics Variable Flattener for refractors","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333;\" class=\"product-description\"\u003e\n\n\u003c!-- 1. Titolo --\u003e\n\u003ch1 style=\"font-size: 24px; font-weight: bold;\"\u003e[Used 3-Year Warranty] TS Optics Variable Field Flattener for Refractors\u003c\/h1\u003e\n\n\u003c!-- 2. Descrizione breve --\u003e\n\u003cp style=\"font-size: 18px; margin-top: 10px;\"\u003eThe \u003cstrong\u003eTS Optics variable field flattener\u003c\/strong\u003e is an \u003cstrong\u003eadjustable field corrector\u003c\/strong\u003e designed to improve field flatness in \u003cstrong\u003eastronomical refractors\u003c\/strong\u003e, ensuring point-like stars up to the edges of the sensor. This unit is \u003cstrong\u003eUSED\u003c\/strong\u003e and is covered by a \u003cstrong\u003e3-year warranty\u003c\/strong\u003e, making it ideal for those seeking reliable performance even in advanced astrophotography.\u003c\/p\u003e\n\n\u003c!-- 3. Caratteristiche principali --\u003e\n\u003ch2 style=\"font-size: 20px; margin-top: 25px;\"\u003eMain features\u003c\/h2\u003e\n\n\u003cul style=\"margin-top: 10px; padding-left: 20px;\"\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eVariable field flattener\u003c\/strong\u003e with adjustable working distance.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCompatible with astronomical refractors\u003c\/strong\u003e of various focal lengths.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eFine backfocus adjustment\u003c\/strong\u003e to optimize stellar performance.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eImproves field flatness\u003c\/strong\u003e on APS-C and Full Frame sensors (depending on the refractor).\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHigh-quality TS Optics optical and mechanical construction\u003c\/strong\u003e.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003c!-- 4. Prestazioni --\u003e\n\u003ch2 style=\"font-size: 20px; margin-top: 30px;\"\u003eAstrophotography performance\u003c\/h2\u003e\n\n\u003cp\u003eThe TS Optics flattener eliminates the field curvature typical of refractors, improving \u003cstrong\u003eedge star quality\u003c\/strong\u003e and making it ideal for \u003cstrong\u003ewide-field deep-sky imaging\u003c\/strong\u003e. The ability to adjust the working distance allows for precise optimization for any setup.\u003c\/p\u003e\n\n\u003c!-- 5. Regolazione --\u003e\n\u003ch2 style=\"font-size: 20px; margin-top: 30px;\"\u003eVariable backfocus adjustment\u003c\/h2\u003e\n\n\u003cp\u003eThe integrated adjustment allows you to adapt the flattener to different optical trains and cameras, facilitating system fine-tuning without resorting to numerous spacer rings.\u003c\/p\u003e\n\n\u003c!-- 6. Qualità costruttiva --\u003e\n\u003ch2 style=\"font-size: 20px; margin-top: 30px;\"\u003eTS Optics quality\u003c\/h2\u003e\n\n\u003cp\u003eTS Optics is synonymous with reliability in the astrophotography sector. This flattener offers precise mechanical tolerances and long-term stability, essential for repeatable photographic sessions.\u003c\/p\u003e\n\n\u003c!-- 7. Specifiche tecniche --\u003e\n\u003ch2 style=\"font-size: 20px; margin-top: 30px;\"\u003eMain technical specifications\u003c\/h2\u003e\n\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px;\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eBrand\u003c\/td\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eTS Optics\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eType\u003c\/td\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eVariable field flattener\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eUsage\u003c\/td\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eAstronomical refractors\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eAdjustment\u003c\/td\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eVariable backfocus\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eCondition\u003c\/td\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eUsed\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eWarranty\u003c\/td\u003e\n\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e3 years\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\u003c!-- 8. Ideale per --\u003e\n\u003ch2 style=\"font-size: 20px; margin-top: 30px;\"\u003eIdeal for\u003c\/h2\u003e\n\n\u003cul style=\"padding-left: 20px;\"\u003e\n\n\u003cli\u003eDeep-sky astrophotography with refractors\u003c\/li\u003e\n\n\u003cli\u003eSetups with APS-C and Full Frame sensors\u003c\/li\u003e\n\n\u003cli\u003eStellar field optimization\u003c\/li\u003e\n\n\u003cli\u003eAmateur astronomers looking for configuration flexibility\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003c!-- 9. Contenuto confezione --\u003e\n\u003ch2 style=\"font-size: 20px; margin-top: 30px;\"\u003ePackage contents\u003c\/h2\u003e\n\n\u003cul style=\"padding-left: 20px;\"\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eTS Optics variable flattener\u003c\/strong\u003e for refractors\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003c!-- 10. Box spedizione --\u003e\n\u003cdiv style=\"background-color: #f0f8ff; padding: 15px; margin-top: 30px; border-left: 4px solid #007acc;\"\u003e\n\n\u003cstrong\u003eFree shipping\u003c\/strong\u003e\u003cbr\u003eFree shipping throughout Italy for orders over \u003cstrong\u003e€199.99\u003c\/strong\u003e.\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"TS Optics","offers":[{"title":"Default Title","offer_id":51358263509208,"sku":"TS-SPIAN-VAR","price":249.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/0722\/6072\/files\/IMG20260213162638.jpg?v=1771318531","url":"https:\/\/www.giordanoastronomia.it\/en\/products\/usato-garanzia-3-anni-ts-optics-spianatore-variabile-per-rifrattori-correttore-di-campo-regolabile","provider":"Giordano Astronomia","version":"1.0","type":"link"}