Home / Orthodontics / Authors History

Authors History

  • However it is documented by Leonardo DaVinci in his 1490 writings. Camera Obscura is based on the physics that a very small hole in a box in a very dark room on a bright day will direct light to create an image, that is outside the hole, turned upside down .
  • The Camera Obscura, translated as dark room, dates back to the Chinese philosopher Mo-Ti in the 5th century BC .
    • Johann Heinrich Schulze, a professor of anatomy, After a number of experiments discovered that silver salts, specifically a piece of chalk dipped in silver nitrate turned black from white when exposed to the sun. The unexposed side remained white. He experimented creating crude photographic impressions, but eventually it all turned black due to exposure

About indiandentalacademy

Leave a Reply

Your email address will not be published. Required fields are marked *