{"product_id":"demonstration-gratings","title":"Demonstration Gratings","description":"For demonstrating the relationship between line spacing and diffraction angle. Consisting of three diffraction gratings on a frame.\u003cbr\u003e\u003cbr\u003eNumber of lines: 100, 300 and 600 lines\/mm\u003cbr\u003eDimensions: 90 mm x 30 mm","brand":"3B Scientific","offers":[{"title":"Default Title","offer_id":49419089641749,"sku":"3BS1003082","price":108.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/4897\/3845\/files\/U19520_01_Demonstration-Gratings.jpg?v=1761024005","url":"https:\/\/unitedsupplycorp.com\/products\/demonstration-gratings","provider":"United Supply Corp.","version":"1.0","type":"link"}