{"product_id":"william-optics-gran-turismo-81-iv-triplet-apo-f-5-9","title":"William Optics Gran Turismo 81 IV Triplet APO f\/5.9","description":"\u003ch2\u003e William Optics Gran Turismo 81 IV Triplet APO f\/5.9 \u003c\/h2\u003e\n\n\u003cp data-mce-fragment=\"1\" data-mce-style=\"margin: 0px 0px 1rem; padding: 0px; color: #333333; font-family: 'Open Sans', Arial, 'Helvetica Neue', Helvetica, sans-serif; font-size: 17px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e Le William Optics Gran Turismo 81 IV Triplet APO f\/5.9 a été conçu pour offrir une excellente correction des couleurs et une excellente netteté grâce à son optique triplet APO. Il présente une ouverture de 81 mm, une distance focale de 472 mm et un rapport F de f\/5,9 pour une clarté et une luminosité améliorées. Ce système optique est capable de capturer de superbes images grand champ sans aberrations chromatiques. \u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"margin: 0px 0px 1rem; padding: 0px; color: #333333; font-family: 'Open Sans', Arial, 'Helvetica Neue', Helvetica, sans-serif; font-size: 17px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\" data-mce-style=\"margin: 0px 0px 1rem; padding: 0px; color: #333333; font-family: 'Open Sans', Arial, 'Helvetica Neue', Helvetica, sans-serif; font-size: 17px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cdiv data-mce-fragment=\"1\" class=\"value\"\u003e\n\n\u003ch3 data-mce-fragment=\"1\"\u003e Spécifications techniques \u003c\/h3\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\" class=\"value\"\u003e\n\n\u003ctable style=\"box-sizing: border-box; border-color: #ececec; border-spacing: 0px; margin-bottom: 1em; width: 1050px; color: #777777; font-family: 'Roboto Condensed', sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\n\u003ctbody style=\"box-sizing: border-box;\"\u003e\n\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e \u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eOuverture\u003c\/strong\u003e \u003c\/td\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e 81mm \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e \u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eDistance focale\u003c\/strong\u003e \u003c\/td\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e 478mm \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e \u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eRapport focale\u003c\/strong\u003e \u003c\/td\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e f\/5.9 \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e \u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eFormat de l'appareil photo\u003c\/strong\u003e \u003c\/td\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e APS-C, plein format\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\n \u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e \u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eFocuseur\u003c\/strong\u003e \u003c\/td\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e Porte-oculaire R\u0026amp;P 2,5″ \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e \u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eCercle d'images\u003c\/strong\u003e \u003c\/td\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e \u0026gt;Plein format \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e \u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eAplatisseur recommandé\u003c\/strong\u003e \u003c\/td\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e FLAT6AIII \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e \u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eLongueur du tube\u003c\/strong\u003e \u003c\/td\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e 380 mm (entièrement rétracté)\n\u003cp style=\"box-sizing: border-box; margin: 0.5em 0px; overflow-wrap: break-word;\"\u003e 450 mm (entièrement étendu) \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e \u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003ePoids du tube\u003c\/strong\u003e \u003c\/td\u003e\n\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e 3,95kg\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch3 data-mce-fragment=\"1\"\u003e Dans la boite\u003c\/h3\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e William Optique Gran Turismo 81\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Masque Bahtinov\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Queue d'aronde série V\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Anneaux\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Poignée à base coulissante\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Étui de transport souple\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3 data-mce-fragment=\"1\"\u003e Garantie et manuels\u003c\/h3\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003ca href=\"https:\/\/istronomyplus.com\/pages\/william-optics-warranty\" data-mce-href=\"https:\/\/istronomyplus.com\/pages\/william-optics-warranty\" target=\"_blank\"\u003eGarantie William Optics de 2 ans\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003ca href=\"https:\/\/istronomyplus.com\/pages\/william-optics-f-a-q\" data-mce-href=\"https:\/\/istronomyplus.com\/pages\/william-optics-f-a-q\" target=\"_blank\"\u003eFAQ William Optique\u003c\/a\u003e\u003c\/p\u003e\n\n\n\u003c\/div\u003e","brand":"William Optics","offers":[{"title":"Or","offer_id":43744821477605,"sku":"WO-A-F81GTIVGD","price":2481.0,"currency_code":"CAD","in_stock":true},{"title":"Rouge","offer_id":43744821510373,"sku":"WO-A-F81GTIVRD","price":2481.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/william-optics-gran-turismo-81-iv-triplet-apo-f5-9-astronomy-plus-6.webp?v=1738816756","url":"https:\/\/istronomyplus.com\/fr\/products\/william-optics-gran-turismo-81-iv-triplet-apo-f-5-9","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}