{"id":8089043730612,"title":"2-Pack Large Fresnel Lenses Φ300mm(11.81\"), Focal Length 360mm, Acrylic Magnifier for Solar Heating, Solar Cooking, Visual Education. (Focal Length 360mm)","handle":"2-pack-large-fresnel-lenses-φ300mm11-81-focal-length-360mm-acrylic-magnifier-for-solar-heating-solar-cooking-visual-education-focal-length-360mm","description":"\u003ch3\u003e2-Pack Large Fresnel Lenses Φ300mm(11.81\"), Focal Length 360mm, Acrylic Magnifier for Solar Heating, Solar Cooking, Visual Education. (Focal Length 360mm)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eFresnel lenses are most used in solar concentration, solar heating and light\ngathering applications. Or cooking outside as a fire starter. Fresnel lenses\ncan also be used as projection lenses or magnifiers. 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(Focal Length 360mm)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eFresnel lenses are most used in solar concentration, solar heating and light\ngathering applications. Or cooking outside as a fire starter. Fresnel lenses\ncan also be used as projection lenses or magnifiers. They are great for\nmagnifying print in books, magazines, maps, telephone numbers, recipes, etc.\nThey are great as a gift or toy to childrens who need visual aid.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eDiameter 300mm(11.81\") with different options on focal length\u003c\/li\u003e\n \u003cli\u003eThickness: 2mm, Material: PMMA(acrylic)\u003c\/li\u003e\n \u003cli\u003eGreat for Visual Aid education, Solar heating experiment, Solar Cooking outside, DIY Solar concentrator, Scientific Research, Magnifying.\u003c\/li\u003e\n \u003cli\u003eHigh light transmittance, High efficiency in focusing, High precision.\u003c\/li\u003e\n \u003cli\u003eWe are professional maker for high-precision fresnel lenses\u003c\/li\u003e\n \u003c\/ul\u003e"}