{"product_id":"4-90910-20-double-concave-glass-lens-20-pack-38mm","title":"4-90910-20: Double-Concave Glass Lens, 20 Pack, 38mm","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBulk 20 Pack Set – Includes twenty double-concave polished glass lenses for classroom or lab use\u003c\/li\u003e\n\u003cli\u003eSuperior Optical Clarity – Polished optical glass reduces distortion and chromatic aberration\u003c\/li\u003e\n\u003cli\u003ePrecision Design – 38mm lenses with 20cm focal length minimize spherical aberration for sharp results\u003c\/li\u003e\n\u003cli\u003ePerfect for Classrooms – Enough lenses for group activities, demonstrations, and lab experiments\u003c\/li\u003e\n\u003cli\u003eDurable \u0026amp; Affordable – Cost-effective option for teachers and schools to stock science labs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GSC International","offers":[{"title":"Default Title","offer_id":48083482902746,"sku":"B07FFBVP5K","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/8884\/3738\/files\/314c6vsdtZL.jpg?v=1782043794","url":"https:\/\/gearfighter.us\/products\/4-90910-20-double-concave-glass-lens-20-pack-38mm","provider":"GearFighter","version":"1.0","type":"link"}