Large Size Fresnel Lens 300mm Diameter Optical Lens Replacement Acrylic Fresnel Lens Ignition Test

Label:Yes Diameter: 300 millimeters Name: Fresnel lens Shape: Round Color: Transparent Package Includes: 1pc lens Transmittance: 92% Thickness: 2 millimeters Material: Plastic Focal length: 120/200/220/260/360/400/600/2000 millimeters

Description The 300mm Large Optical PMMA Plastic Big Solar Fresnel Lens is a versatile tool for various applications. Its Fresnel structure allows for efficient light concentration, making it an ideal choice for solar energy concentrators. The lens's large diameter of 300mm ensures a wide field of view, perfect for magnifying objects or focusing sunlight. With focal lengths ranging from 120mm to 2000mm, this lens can be used for a variety of tasks, from telescope refractors to reflectors, and even as a magnifying glass for Velma-inspired adventures. Durable and Efficient Crafted from high-quality Optical PMMA Plastic, this lens is designed to withstand the rigors of daily use. Its 2mm thickness ensures durability while maintaining a lightweight profile, making it easy to handle and transport. With a transmittance rate of 92%, the lens delivers clear and bright images, minimizing distortion and maximizing efficiency. Whether you're a professional astronomer or a hobbyist, this lens is built to last and perform. Safety and Efficiency The 300mm Large Optical PMMA Plastic Big Solar Fresnel Lens is not only a powerful tool for scientific and recreational purposes but also a safe one. Its large size and multiple focal lengths allow for precise control over the light concentration, making it an excellent choice for solar energy applications. The lens's ability to reach temperatures up to 240 degrees at noon under sunlight highlights its efficiency in harnessing solar energy. However, it is essential to handle this lens with care, as it can magnify objects and light intensely, emphasizing the importance of safety precautions when using it. Note: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee that the style is the same as shown in the pictures. 2. Allow 1-3mm(0.04-0.12in) error due to manual measurement and there will be different colors as different screens, please understand. Thank you