{"product_id":"trappa-total-internal-reflection-pixel-sticker","title":"Trappa – Total Internal Reflection Physics Sticker","description":"\u003cp\u003eMeet Trappa, who offers no exit: light inside a denser medium that hits the boundary beyond the critical angle, sin θc = n₂\/n₁, is fully reflected. That is how optical fibres guide light. For water to air (n = 1.333), the critical angle is about 48.6°. Pixel-art kiss-cut sticker in 2, 3, 4 and 6 inches; equation, symbols and sources in the physics panel below.\u003c\/p\u003e","brand":"Printify","offers":[{"title":"2\" × 2\" \/ White","offer_id":50655537889383,"sku":"29031416600552106189","price":4.99,"currency_code":"USD","in_stock":true},{"title":"3\" × 3\" \/ White","offer_id":50655537922151,"sku":"25055564947830077998","price":6.99,"currency_code":"USD","in_stock":true},{"title":"4\" × 4\" \/ White","offer_id":50655537954919,"sku":"21810706947524999683","price":8.99,"currency_code":"USD","in_stock":true},{"title":"6\" × 6\" \/ White","offer_id":50655537987687,"sku":"32093191280830582967","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8746\/9159\/files\/01_clean_3e376dd0-5fb7-44f1-b72e-09ceab04c2ad.jpg?v=1792781613","url":"https:\/\/pixelatedphysics.com\/products\/trappa-total-internal-reflection-pixel-sticker","provider":"Pixelated Physics","version":"1.0","type":"link"}