{"product_id":"adapt-photochromic-merritt-black","title":"Adapt Photochromic Merritt Blue Light Glasses – Black","description":"\u003cp\u003eThe Adapt photochromic lens in our black Merritt frame: light yellow indoors for screens and gaming, then darker in direct sun, so one pair covers the office, the drive and the patio without swapping glasses.\u003c\/p\u003e\n\u003cp\u003eIndependently tested by Micro-Light Optics against ISO 12312-1, ANSI Z80.3 and AS\/NZS 1067, Adapt blocks 70.6–85.4% of blue light across 400–500nm as it darkens, with 23.8–58.0% visible light transmission (Category 1–2). It darkens in 30–60 seconds in direct sun and lightens again when you step back inside.\u003c\/p\u003e\n\u003cp\u003eThe flexible TR90 frame weighs just 24g, light enough to wear for hours without pinching your nose or temples. A unisex square shape that suits most faces.\u003c\/p\u003e\n\u003ch3\u003eInside the Lens\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePhotochromic yellow Adapt lens, light indoors and darker outdoors\u003c\/li\u003e\n\u003cli\u003e70.6–85.4% blue light blocking in the 400–500nm range\u003c\/li\u003e\n\u003cli\u003e23.8–58.0% visible light transmission\u003c\/li\u003e\n\u003cli\u003eCat 1–2 light-filter category\u003c\/li\u003e\n\u003cli\u003eUV400 protection, shatter-resistant polycarbonate, anti-glare coating\u003c\/li\u003e\n\u003cli\u003eBlack Merritt square TR90 frame, 24g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat to Expect\u003c\/h3\u003e\n\u003cp\u003eThe yellow tint darkens outdoors and takes a little getting used to. Photochromic lenses may stay partly tinted in cool weather and react less behind UV-treated car windshields. Light sensitivity is personal, so we recommend a 2–3 week trial. Each pair comes with one lens; the Sleep ZM range offers 14 lenses for different lighting, sold separately.\u003c\/p\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cp\u003eProtective case, anti-fog cloth, and a blue light test card with mini flashlight so you can see the lens block blue light for yourself. Backed by Sleep ZM's 1-year manufacturer warranty.\u003c\/p\u003e","brand":"Sleep ZM","offers":[{"title":"Default Title","offer_id":53713803903157,"sku":"Wayfarer Adapt All-in-One","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/1945\/9253\/files\/adapt-photochromic-merritt-black-blue-light-glasses.jpg?v=1793996705","url":"https:\/\/sleepzm.com\/products\/adapt-photochromic-merritt-black","provider":"Sleep ZM","version":"1.0","type":"link"}