Leonardo Da Vinci: The 9 Inventions of the Greatest Mind - Page 4 of 9 - 9facts

Leonardo Da Vinci: The 9 Inventions of the Greatest Mind

#4. Mirror grinding machine

Mirror grinding machine - The 9 Inventions of the Leonardo Da Vinci

The mirror or lens grinding machine is a masterpiece of mechanical engineering. It has several gears in mesh at all times and also has several variable settings built into it. This machine was most likely designed by Leonardo while he was either investigating the different ways that light reflected off things or maybe he was planning on inventing a telescope or some other optical device.

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