{"product_id":"fresnel-lens-large-diameter-500mm-focal-length-600mm-plastic-acrylic-lens-for-solar-collecting-magnifying-solar-death-ray-solar-projector-fire-starter","title":"Fresnel Lens Large, Diameter 500mm, Focal Length 600mm, Plastic (Acrylic) Lens for solar collecting, magnifying, solar death ray, solar projector fire starter","description":"\u003cp\u003e\u003cb\u003eBrand:\u003c\/b\u003e Six Seasons\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e \u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e✅ 1pcs Large Aperture \u0026amp; Premium Optics Adopting high-purity German optical PMMA, this 500mm ultra-large aperture lens boasts supreme light transmittance with zero distortion and impurity. It restores true colors and delicate details, delivering professional optical performance that outperforms ordinary acrylic lenses.\u003c\/li\u003e\n\u003cli\u003e✅ Strong Focusing Power \u0026amp; Uniform Light Spots Designed with an optimized light-gathering structure for even light distribution and minimal energy loss. It reaches up to 971°F focal temperature under 86°F sunlight with superior thermal efficiency, ideal for solar thermal experiments, PV tests and optical DIY projects.\u003c\/li\u003e\n\u003cli\u003e✅ 3.0X Eye-Friendly Golden Magnification Features a precisely calibrated 3.0X golden magnification ratio for ultra-clear, natural enlarged views. Free of over-amplification and eye strain, it suits physics classroom demonstrations, fine observation and long-time low-vision auxiliary reading.\u003c\/li\u003e\n\u003cli\u003e✅ Lightweight \u0026amp; Easy Quick Setup Featured with a lightweight body, this lens is burden-free to carry and store. It fits indoor teaching, laboratory research and outdoor use effortlessly.\u003c\/li\u003e\n\u003cli\u003e✅ Reliable Quality: Produced by a professional manufacturer of Fresnel optical components; we provide 100% original products with reliable Amazon brand credibility and offer custom size services\u003c\/li\u003e\n\u003cli\u003e✅ Safety Precautions: Always wear UV-protective glasses when using in sunlight; avoid direct skin contact with concentrated focal heat to prevent thermal burns.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003emodel number:\u003c\/b\u003e SSFNL-R500\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number:\u003c\/b\u003e SSFNL-R500\u003c\/p\u003e\u003cp\u003e\u003cb\u003eEAN:\u003c\/b\u003e 0714559056226\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePackage Dimensions:\u003c\/b\u003e 21.3 x 21.3 x 1.5 inches\u003c\/p\u003e","brand":"Six Seasons","offers":[{"title":"Default Title","offer_id":49162149363940,"sku":"B01KS7Y5JQ","price":219.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0812\/2941\/4628\/files\/91q5dAr8beL.jpg?v=1781482643","url":"https:\/\/nu9nug-0z.myshopify.com\/products\/fresnel-lens-large-diameter-500mm-focal-length-600mm-plastic-acrylic-lens-for-solar-collecting-magnifying-solar-death-ray-solar-projector-fire-starter","provider":"My Mart 01 ","version":"1.0","type":"link"}