DIY Telescope Lens Group 30mm Diameter -75mm Focal Length Double Concave and 50mm Diameter 300mm FL Plano Convex Lens
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DIY Telescope Lens Group 30mm Diameter -75mm Focal Length Double Concave and 50mm Diameter 300mm FL Plano Convex Lens

$5.33
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DIY Telescope Lens Group – Precision Optics for Custom Builds Build your own telescope or optical experiment with this high-quality lens set designed for hobbyists, educators, and makers. This kit includes two precision-ground lenses ideal for assembling a basic refracting telescope or exploring light behavior in STEM projects. 🧪 Included in the Set: Lens Type Diameter Focal Length Shape Double Concave 30mm -75mm Biconcave Plano Convex 50mm +300mm Flat + Convex 🔍 Key Features: Optical-Grade Glass: Clear, distortion-free lenses for accurate light manipulation Versatile Applications: Ideal for telescope building, beam shaping, magnification experiments, and classroom demonstrations DIY-Friendly: Compatible with cardboard tubes, PVC mounts, or custom 3D-printed housings Educational Value: Perfect for teaching focal length, refraction, and lens combinations Compact & Portable: Easy to store and transport for workshops or science fairs 🛠️ Sugg

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