The word “lens” comes from the Latin word for lentil. This is because the first lenses were shaped like lentil seeds—small, curved and rounded—ideal for bending light to magnify objects.
Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye NCERT solutions
Class 8 Science Grade 8 Chapter 2 The Invisible Living World: Beyond Our Naked Eye question answer
Lenses got their name from the Latin word “lentil,” as early lenses resembled the shape of a lentil seed—convex and curved. This shape allowed them to bend light, making tiny objects appear larger. Early scientists used these natural shapes to develop magnifying glasses and simple microscopes, enabling the study of microorganisms and minute structures invisible to the naked eye.
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