{"product_id":"shelyak-calibration-fiber-200µm","title":"Shelyak Calibration Fiber 200µm","description":"\u003ch2\u003eShelyak Calibration Fiber 200µm\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eCalibration optical fiber (core diameter: 200µm) for eShel optical fiber spectroscope and in particular for the spectroscope eShel system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLink between calibration unit and fiber injection and guiding unit (FIGU).\u003cbr\u003e\u003cbr\u003eCaution : custom made. Manufacturing time around 6 weeks\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan class=\"s1\"\u003eA fiber Optics is a “tube of glass” which can transport light, with almost no loss and no degradation. This system that allows us to separate the spectroscope (which spreads out the light) from the telescope (which collects it).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eThe Fiber Optics proposed by Shelyak Instruments are optimized for Astronomy, and especially for the\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.shelyak.com\/rubrique.php?id_rubrique=7\" data-mce-href=\"https:\/\/www.shelyak.com\/rubrique.php?id_rubrique=7\"\u003e\u003cspan class=\"s2\"\u003eeShel system\u003c\/span\u003e\u003c\/a\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg decoding=\"async\" class=\"wp-image-1478 aligncenter entered lazyloaded\" src=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um.jpg\" alt=\"\" width=\"576\" height=\"324\" data-lazy-srcset=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um.jpg 1500w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-300x169.jpg 300w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-768x432.jpg 768w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-1024x575.jpg 1024w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-1080x607.jpg 1080w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-510x287.jpg 510w\" data-lazy-sizes=\"(max-width: 576px) 100vw, 576px\" data-lazy-src=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um.jpg\" data-ll-status=\"loaded\" sizes=\"(max-width: 576px) 100vw, 576px\" srcset=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um.jpg 1500w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-300x169.jpg 300w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-768x432.jpg 768w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-1024x575.jpg 1024w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-1080x607.jpg 1080w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um-510x287.jpg 510w\" data-mce-src=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FiberOptic50um.jpg\"\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eMain specifications are :\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e– Multimode fiber, numerical aperture:\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eNA = 0,22\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e– Core diameter :\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e     \u0026gt;\u003cspan\u003e \u003c\/span\u003e\u003cb\u003e50µm\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003efor the fibers “Object”\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e     \u0026gt;\u003cspan\u003e \u003c\/span\u003e\u003cb\u003e200µm\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003efor the fibers “Calibration”\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e– Standard lengths:\u003cspan\u003e \u003cstrong\u003e10\u003c\/strong\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eor 20 m\u003c\/span\u003e\u003c\/b\u003e. Other lengths longueurs (up to 50m)\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eupon request\u003c\/b\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e– The fiber is protectedby a tubing, made\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eby extrusion\u003c\/b\u003e, to ensure the best resistance (the tubing hold the\u003cspan\u003e \u003c\/span\u003e\u003cb\u003etraction\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eefforts)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e–\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eStainless steel shield\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eof diameter 5mm, ensures an optimal protection… even during the night (nos risk of damage if you walk on the fiber).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e– Connectors of\u003cspan\u003e \u003c\/span\u003e\u003cb\u003etype FC\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eat each end. This is a connector with an index, ensuring aconstant \u003cspan\u003e \u003c\/span\u003e\u003cb\u003eangular\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eposition\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003ewhen unplug-replug the connector.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg decoding=\"async\" class=\"wp-image-1480 aligncenter entered lazyloaded\" src=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector.jpg\" alt=\"\" width=\"552\" height=\"368\" data-lazy-srcset=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector.jpg 1500w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-300x200.jpg 300w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-768x512.jpg 768w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-1024x683.jpg 1024w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-1080x720.jpg 1080w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-510x340.jpg 510w\" data-lazy-sizes=\"(max-width: 552px) 100vw, 552px\" data-lazy-src=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector.jpg\" data-ll-status=\"loaded\" sizes=\"(max-width: 552px) 100vw, 552px\" srcset=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector.jpg 1500w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-300x200.jpg 300w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-768x512.jpg 768w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-1024x683.jpg 1024w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-1080x720.jpg 1080w, https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector-510x340.jpg 510w\" data-mce-src=\"https:\/\/www.shelyak.com\/wp-content\/uploads\/FC_connector.jpg\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e–\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eAttenuation \u0026lt; 0.5 dB\u003c\/b\u003e, i.e. the transmission is above 90%. Note: the loss in a fiber optics is mainly at the ends, with the connectors. The transmission of the fiber itself, up to some dozens of meters, is close to 100%. As a consequence, this attenuation value (\u0026lt;0.5dB) is valuable whatever is the length (10 or 20m).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eLength : 10 or 20 meters, inox protected outside.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eConnectors : FC-FC\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eIn the Box\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"s1\"\u003eShelyak Calibration Fiber 200µm at selected length :\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e10m\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e20m\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eManual \u0026amp; Warranty\u003c\/h3\u003e\n\u003cp\u003eShelyak 1-Year Warranty\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Shelyak","offers":[{"title":"10m","offer_id":44123777564901,"sku":"SHE-PF0019","price":785.0,"currency_code":"CAD","in_stock":true},{"title":"20m","offer_id":44123777597669,"sku":"SHE-OP0024","price":1084.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/shelyak-calibration-fiber-200m-astronomy-plus.png?v=1690491546","url":"https:\/\/istronomyplus.com\/products\/shelyak-calibration-fiber-200%c2%b5m","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}