how to make a refractor
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we can make a refracter by using plastic or glass or water
shirishbhawal42:
using two convex lens
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Make a Refractor Telescope
A pair of reading glasses of approximately 2 diopters (those used by people who are farsighted).
A strong magnifying glass, or a lens from a pair of kids' binoculars.
Two cardboard tubes approximately 25 cm long.
Masking tape.
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