{"product_id":"10x-triplet-loupe-18mm-lens-rubber-grip-leather-case-black-10x-triplet-loupe-with-18-mm-diameter-lens-rubber-grip-leather-case","title":"Otto Frei Black 10X Triplet Loupe with 18 mm Diameter Lens, Rubber Grip \u0026 Leather Case","description":"\u003cp\u003eThe professional standard for diamond grading and gemstone inspection, this 10X triplet loupe delivers high-clarity magnification at an exceptional value. Triplet loupes are the industry benchmark — constructed with three lenses bonded together to produce edge-to-edge sharpness that single and doublet loupes simply cannot match.\u003c\/p\u003e\n\n\u003cp\u003eThis loupe is corrected for both \u003cstrong\u003espherical aberration\u003c\/strong\u003e (minimizing distortion at the edges) and \u003cstrong\u003echromatic aberration\u003c\/strong\u003e (eliminating color fringing that uncorrected loupes exhibit). The result is a clean, accurate, true-color view that professionals depend on for diamond clarity and color grading. Under GIA standards, if a flaw is not visible at 10X magnification, it does not affect the clarity grade — making a reliable, corrected 10X loupe an essential bench tool.\u003c\/p\u003e\n\n\u003cp\u003eThe 18 mm diameter lens provides a wide field of view, while the \u003cstrong\u003enon-slip rubber grip\u003c\/strong\u003e ensures secure, comfortable handling during extended inspection sessions. Each loupe ships with a \u003cstrong\u003eleather case\u003c\/strong\u003e for protection and storage.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e10X triplet construction — three lenses bonded together for superior optical performance\u003c\/li\u003e\n\u003cli\u003eCorrected for spherical aberration — minimal edge distortion\u003c\/li\u003e\n\u003cli\u003eCorrected for chromatic aberration — accurate color rendition across the full field\u003c\/li\u003e\n\u003cli\u003e18 mm diameter lens for a wide, bright field of view\u003c\/li\u003e\n\u003cli\u003eNon-slip rubber grip for secure, comfortable handling\u003c\/li\u003e\n\u003cli\u003eBlack metal housing\u003c\/li\u003e\n\u003cli\u003eSuitable for diamond clarity grading, color grading, and general gemstone inspection\u003c\/li\u003e\n\u003cli\u003eIncludes a leather case for storage and protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMagnification\u003c\/th\u003e\n\u003ctd\u003e10X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLoupe Type\u003c\/th\u003e\n\u003ctd\u003eTriplet (3 lenses bonded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLens Diameter\u003c\/th\u003e\n\u003ctd\u003e18 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAberration Correction\u003c\/th\u003e\n\u003ctd\u003eSpherical and chromatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGrip\u003c\/th\u003e\n\u003ctd\u003eNon-slip rubber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHousing Color\u003c\/th\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded Case\u003c\/th\u003e\n\u003ctd\u003eLeather pouch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e10X triplet loupe with rubber grip\u003c\/li\u003e\n\u003cli\u003eLeather case\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43584723091670,"sku":"129.670","price":16.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/129.670NEW1_thumb_9f626a50-783c-4936-a802-ff0b4e8d3f8c.jpg?v=1758655530","url":"https:\/\/www.ottofrei.com\/products\/10x-triplet-loupe-18mm-lens-rubber-grip-leather-case-black-10x-triplet-loupe-with-18-mm-diameter-lens-rubber-grip-leather-case","provider":"Otto Frei","version":"1.0","type":"link"}