Amazon.com : 8.3" x 11.75" LARGE 3X Fresnel Lens FULL PAGE Magnifier - Solar Oven/DIY Projection TV PLANS (1 pack PREMIUM GRADE Large Lens) : Health & Household
395x395mm Large RIGID Acrylic Fresnel Lens SOLAR Magnifier Oven cooker 15"x15" | eBay
fresnel lens products for sale | eBay
fresnel lens products for sale | eBay
2PC Focal length 25mm Round Plastic Fresnel lens For Flashlight & LED lighting | eBay