Fresnel Lens PMMA Threaded Condenser(D50mm-FL80mm)

HIGH TRANSMITTANCE PMMA MATERIAL: Made of premium PMMA/acrylic with 92% light transmittance, this round Fresnel lens delivers bright, clear optical performance for LED lights, projectors, and VR setups THREADED CONDENSER devise: Precision thread pitch of 0.3mm (0.5mm for 100mm diameter/120mm focal length) ensures stable mounting and accurate beam adjustment for concentric condenser applications MULTIPLE DIAMETER & FOCAL LENGTH OPTIONS: Available from Dia 50-100mm with selectable focal lengths; simply match your needed "D__mm FL__mm" combination for LED light, stage light, flashlight, and fishing light projects WIDE TEMPERATURE RANGE: Operates reliably from -40°C to +80°C, making this 2mm thick optical lens suitable for various lamps, lanterns, and optical experiment environments VERSATILE DIY APPLICATIONS: Ideal for adjusting beam and output angle, DIY projectors, VR glasses, magnifying observation, and optical research or product development; package includes 1PC x Lens