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История очков, или Вооруженный взгляд - Н. Е. Взоров 2020 PDF | RTF Центрполиграф BOOKS POPULAR SCIENCE
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История очков, или Вооруженный взгляд
Author: Н. Е. Взоров
Year: 2020
Format: PDF | RTF
File size: 10 MB
Language: RU

It is proved that most of the information about the world around us is obtained through the eyes... And if the invaluable gift of nature - vision is impaired, devices for its correction are used. Glasses are so familiar to us today that you can hardly imagine that there was a time when they did not exist... Our book will tell you how the evolution of optical instruments went from the first glasses found in the tomb of Tutankhamun to modern 3D glasses and heavy-duty telescopes. You will read about contact lenses, corrective, bifocal, sports, sunscreen, computer glasses... Learn what refraction, myopia, farsightedness, astigmatism, presbyopia, adaptation, accommodation... Lornets, monocles, pince-nez, microscopes, binoculars, spyglasses, magnifiers - all these optical devices also found a place in this educational book, which will be interesting for both adults and children.

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