Leonardo da Vinci

Leonardo di ser Piero da Vinci (Italian: [leoˈnardo di ˌsɛr ˈpjɛːro da (v)ˈvintʃi] ( listen); 15 April 1452 – 2 May 1519), more commonly Leonardo da Vinci or simply Leonardo, was an Italian polymath whose areas of interest included invention, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography. Continue reading

Contact Lenses… Nothing new

The contact lens were imagined and sketched his designs was the Italian artist and scientist Leonardo da Vinci, in 1508. Later in 1632 the French philosopher Rene Descartes conceived of corneal contact lens.

Date:
      1508 / 1632
Name(s):
      Leonardo da Vinci,
      Rene Descartes
Occupation:
      Artist,
      Inventor,
      Visionairy
      Philosopher

Additional Information:

  • Leonardo da Vinci – Wikipedia
    Leonardo di ser Piero da Vinci (Italian: [leoˈnardo di ˌsɛr ˈpjɛːro da (v)ˈvintʃi] ( listen); 15 April 1452 – 2 May 1519), more commonly Leonardo da Vinci or simply Leonardo, was an Italian polymath whose areas of interest included invention, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography.
  • Da Vinci to Disposable: A History of Contact Lenses – 1800contacts.com‎
    When you think about contact lenses, you probably don’t picture wearing a bowl of water on your head, but strangely enough, that’s how they began. In his 1508 “Codex of the Eye”, Italian inventor Leonardo da Vinci speculated that submerging the head in a bowl of water could alter vision.
  • When Were Contact Lenses Invented? – AllAboutVision.com
    Though contact lenses seem to be a recent phenomenon, the famous Italian architect, mathematician and inventor Leonardo da Vinci (1452-1519) produced the first known sketches (in 1508) that suggested the optics of the human eye could be altered by placing the cornea directly in contact with water.
  • A Brief History of Contact Lenses
    1508 Leonardo da Vinci illustrates the concept of contact lenses
  • Contact lens – Wikipedia
    A contact lens, or simply contact, is a thin lens placed directly on the surface of the eye. Contact lenses are considered medical devices and can be worn to correct vision, or for cosmetic or therapeutic reasons.
  • The Evolution of Contact Lenses: From Da Vinci to Electronic Lenses …
    As of 2012, there were 34 million Americans and 71 million people worldwide who wore the thin film inserts known as contact lenses over their eyes for some form of vision enhancement, according to the U.S. Environmental Protection Agency.

Lantern with a chimney

Leonardo da Vinci, created a lantern made of metal with a chimney Continue reading

Mechanical ventilating fan, Reinvented by Leonardo da Vinci

Mechanical ventilating fan was invented in China circa 180 CE. Continue reading

Rotary-wing flying vehicle called Da Vinci 3, Flys

We all know Leonardo da Vinci, first conceived of a rotary-wing flying vehicle in the 15th century, called Da Vinci 3, which was to use human power to fly… As far as we know it was only on paper and never been built. well that was until… Continue reading

Cooling system for buildings

Leonardo da Vinci apparently designed cooling system for buildings. In fact it started with a noblewoman Isabella d’Este, whose home was in Mantua, Italy, where Leonardo da Vinci was a guest in 1500. The cool air, was created by a paddlewheel in an enclosed water-filled chamber, which was blown into the room by a bellows.

Additional Information:

Date:
      1500

Name(s):
      Leonardo da Vinci

Occupation:
      Artist,
      Inventor,
      Visionairy

Location:
      Mantua, Italy

Milled money… Automation of a coin press

In Italy circa 1500, Leonardo da Vinci invented a Mill-driven coin press. This water driven press was able to produce more uniform coins, the coins were coined as “milled money.” (get the pun…LOL) The concept was adopted throughout Europe over the next two centuries.

Date:
      1500
Name(s):
      Leonardo da Vinci
Occupation:
      Artist,
      Inventor,
      Visionairy

Additional Information:

  • Leonardo da Vinci – Wikipedia
    Leonardo di ser Piero da Vinci (Italian: [leoˈnardo di ˌsɛr ˈpjɛːro da (v)ˈvintʃi] ( listen); 15 April 1452 – 2 May 1519), more commonly Leonardo da Vinci or simply Leonardo, was an Italian polymath whose areas of interest included invention, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography.
  • Milled coinage – Wikipedia
    In numismatics, the term milled coinage (also known as machine-struck coinage) is used to describe coins which are produced by some form of machine, rather than by manually hammering coin blanks between two dies (hammered coinage) or casting coins from dies.
  • Coining technology — Part 3: Machine mintage of testons and thalers …
    At the end of the XV century — early XVI century Europe saw the rise of trade relations with the sharp increase in cash flow. At the same time begins the influx of a large amount of silver from America, where the Spaniards discovered rich deposits.

Leonardo da Vinci, father of the Parachute

We all know who Leonardo da Vinci was, that he was the father of many ideas, and at his time thought to have been crazy… Continue reading