Fresnel Lens Square 30 x 40 50 100 mm PMMA Acrylic DIY Projector Magnifier with Condenser (50 mm-FL70 mm)

Precision molded PMMA Fresnel lens with 92% light transmission for efficient light concentration and beam control in DIY projectors, stage lights, flashlights and fishing lights. Available in multiple sizes (30 x 30 mm to 100 x 100 mm) with focal lengths from 28mm to 150mm, offering flexible options for various optical configurations and experiences. The threaded surface device (no 0.3mm or 0.5mm) improves light scattering and focusing accuracy, suitable for capacitor applications and adjusting the beam angle. Durable acrylic material withstands temperatures from -40°F to +176°F, ensuring reliable performance in indoor and outdoor lighting or optical devices. Ideal for optical research, product development, enlarging small details or upgrading LED lamps: each package includes a lens for the specific needs of your project.