{"product_id":"eshel-ii-complete-system","title":"eShel II Complete System","description":"\u003cp\u003eThe eShel spectrograph is a professional-level multi-order fiber-optic instrument.\u003cbr\u003eWhen you can’t choose between resolution and spectral range – as in the case of exoplanet studies, for example – then you need an Echelle spectroscope, which offers numerous orders at high resolution (R = 10,000).\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eThe eShel spectroscope covers a spectral range of approximately 390 to 700nm (orders 32 to 53).\u003c\/p\u003e\n\u003cp\u003eThe complete eShel system includes the spectroscope itself, as well as the FIGU F\/6 (Fiber Injection and Guiding Unit), the calibration module (with ThAr lamp), and the optical fibers (target 50µm and calibration 200µm, both 20m long).\u003cbr\u003e\u003cbr\u003e\u003cem\u003e\u003cspan data-olk-copy-source=\"MessageBody\"\u003ePricing subject to change based upon Euro to USD conversion at time of purchase\u003c\/span\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"First Light Astro","offers":[{"title":"Default Title","offer_id":51270589514016,"sku":"ES0006","price":20729.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/2135\/2480\/files\/image_2f8b46c4-a54d-4984-a79c-f753077b15f5.png?v=1772082908","url":"https:\/\/firstlightastro.com\/products\/eshel-ii-complete-system","provider":"First Light Astro","version":"1.0","type":"link"}