{"product_id":"fraunhofer-spectra-mug","title":"Fraunhofer — Spectra Mug","description":"\u003cp\u003eThe sun's own spectrum, wrapped continuous — and across it the dark lines where light goes missing. Fraunhofer mapped them before anyone knew their cause: cooler gas absorbing the colours it would otherwise emit.\u003c\/p\u003e\u003cp\u003ePrinted edge to edge on an eleven-ounce mug, the band runs the full visible range with the principal lines marked in Fraunhofer's lettering — C and F for hydrogen, D for sodium, b for magnesium, the rest for iron, calcium and oxygen.\u003c\/p\u003e\u003cp\u003eSpectra reads matter by its light. Here the light is sunlight, and the gaps are the reading.\u003c\/p\u003e","brand":"Lunthra","offers":[{"title":"11oz","offer_id":47752018559206,"sku":"13071340391088392041","price":24.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/6299\/9526\/files\/2050417443010320618_2048.jpg?v=1780763597","url":"https:\/\/sxshg1-0z.myshopify.com\/products\/fraunhofer-spectra-mug","provider":"Lunthra","version":"1.0","type":"link"}