All About Light

From lenses to lasers. All About Light - From Lenses to Lazers: covers inventions for communicating, viewing and imaging - from ancient lighthouses lit by flames; through the first lenses for spectacles, microscopes and telescopes, and the development of the camera and movie projector; to X-rays, scanners and ultrasound, and sonar, radar and lasers.

Before magnifying glasses how did people look at things big size Through bowls of water of course Then microscopes and telescopes came along. Follow the trail of inventions and devices that have enabled us to see everything from stars to cells and what's totally hidden from sight.

Illustrator: Sarah Connor

Pages: 32

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