{"product_id":"ruby-filter-gemstone-identification","title":"Ruby Filter","description":"\u003cp\u003eA ruby filter is a simple yet effective gemological tool used to help differentiate natural rubies from ruby simulants and look-alike stones. By altering the way certain wavelengths of light are viewed, it assists in identifying characteristic color reactions during examination.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAssists in distinguishing rubies from ruby simulants\u003c\/li\u003e\n\u003cli\u003eHighlights characteristic color reactions under filtered light\u003c\/li\u003e\n\u003cli\u003eCompact and easy to use in bench or field settings\u003c\/li\u003e\n\u003cli\u003eUseful addition to basic gem identification toolkit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eInstrument Type\u003c\/th\u003e\n\u003ctd\u003eColor Filter for Gem Testing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eUse in conjunction with proper lighting and additional gemological instruments for more reliable identification. A ruby filter is a screening tool and not a standalone method of definitive gemstone identification.\u003c\/p\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43581439508694,"sku":"161.170","price":24.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/ruby-filter-otto-frei.jpg?v=1719957556","url":"https:\/\/www.ottofrei.com\/products\/ruby-filter-gemstone-identification","provider":"Otto Frei","version":"1.0","type":"link"}