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Size 4 football
and 2 insert points
so you can get started straight away
Ultra thin maple/walnut shell
Cylindrical Lens 50x45mm - Biconvex with 75mm Focal Length 64998 Size 4 footballThe Biconvex Cylindrical Lens with a 75mm focal length is an excellent tool for teaching students about optics and the behavior of light. It focuses light along a single axis, allowing students to explore how lenses manipulate light through classroom demonstrations and hands on experiments. This biconvex lens is particularly useful for studying image formation, magnification, and refraction. By using it in a lab setting, students can see theoretical
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