€ 26.39
Round PMMA Fresnel Lens 20-70mm Optical Condenser for LED Light Projector VR DIY,1pcs(D42mmxFL70mm)
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Description
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High-transmittance PMMA material delivers 92% light efficiency, ideal for brightness-sensitive applications like LED lighting and projection systems. Threaded concentric grooves effectively adjust beam angle and output, suitable for stage lights, flashlights, fishing lights, and various lamp fixtures. Versatile for DIY projectors, VR glasses, magnifying observation, and detailed image viewing—perfect for hobbyists and developers. Wide size range from 20mm to 70mm diameter with focal length options, supporting diverse optical experiments, research, and product prototyping. Durable acrylic construction withstands temperatures from -40°C to 80°C, ensuring reliable performance in varied environments.
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Description
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High-transmittance PMMA material delivers 92% light efficiency, ideal for brightness-sensitive applications like LED lighting and projection systems. Threaded concentric grooves effectively adjust beam angle and output, suitable for stage lights, flashlights, fishing lights, and various lamp fixtures. Versatile for DIY projectors, VR glasses, magnifying observation, and detailed image viewing—perfect for hobbyists and developers. Wide size range from 20mm to 70mm diameter with focal length options, supporting diverse optical experiments, research, and product prototyping. Durable acrylic construction withstands temperatures from -40°C to 80°C, ensuring reliable performance in varied environments.
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