Due to the popularity of high-power LEDs, the use of single or several LEDs as light sources, Fresnel lens and micro-array lens combined with a single LED light source, replacing multiple LEDs as light sources to form traffic lights has become an industry development trend. It has been put into use in many countries around the world. Fresnel lens has the advantages of ultra-thin structure, ultra-large size, ultra-light weight, arbitrary shape cutting, excellent light transmittance, low price, lightness and easy portability etc. Specifications: Material : PMMA Diameter: 200mm, 300mm on your request Focal Length : 100mm Thickness :1.5mm - 2mm Realpoo Optics is a professional manufacturer of optical glass lenses, such as Spherical Lens, Glass Rod, Fresnel Lens, Diffraction Grating etc. The optics can be offered with coating or without coating. Welcome to send your inquiry.