€ 25.80
70mm PMMA Fresnel Lens Threaded Optical for LED Torch Lighting Focal Length(50mm)
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Description
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Precision-molded Fresnel structure concentrates light into a tight beam, ideal for electric torch upgrades and LED spotlight projects. 92% light transmittance with low dispersion, maximizing brightness while minimizing heat buildup for efficient optical performance. Threaded edge devise allows secure mounting into standard 70mm housings, simplifying assembly without extra adapters. Durable PMMA acrylic withstands -40°C to 80°C, resistant to yellowing and impact for long-term outdoor or workshop use. Ultra-thin 2mm profile reduces weight and bulk, perfect for compact flashlight builds, magnifiers, or signal lamps.
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Description
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Precision-molded Fresnel structure concentrates light into a tight beam, ideal for electric torch upgrades and LED spotlight projects. 92% light transmittance with low dispersion, maximizing brightness while minimizing heat buildup for efficient optical performance. Threaded edge devise allows secure mounting into standard 70mm housings, simplifying assembly without extra adapters. Durable PMMA acrylic withstands -40°C to 80°C, resistant to yellowing and impact for long-term outdoor or workshop use. Ultra-thin 2mm profile reduces weight and bulk, perfect for compact flashlight builds, magnifiers, or signal lamps.
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