20mm/30mm Round Fresnel Lens 50mm Focal Length PMMA Acrylic Threaded Solar LED Condenser Lens(20mm)

Precision-molded PMMA Fresnel lens with 92% light transmittance, offering clear, bright image magnification and efficient light condensation for various optical applications. Threaded surface devise (0.3mm pitch) with 1.8mm thickness, ideal for secure mounting in LED lamps, stage lights, flashlights, and fishing lights to adjust beam angle and output. Versatile for DIY projects: build your own projector, enhance VR glasses, or use as a magnifying lens to inspect fine details and images with minimal distortion. Suitable for optical experiments, research, and product development; operates reliably in temperatures from -40°C to +80°C, ensuring durability in diverse environments. Available in 20mm and 30mm diameters with a fixed 50mm focal length, providing flexibility for custom optical setups, solar concentrators, and educational demonstrations.