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The Science Behind the Camera Obscura

ML

Mark Leadingham

Transcript

The Science Behind the Camera Obscura

C. The Earliest Photograph

What is it?

B. Drawing/Tracing

Bitumen Coated Pewter

Plate

  • Dark room or box
  • Light source
  • Object of interest
  • Lens (optional)

A. Viewing Solar Eclipses

Sources

What's Bitumen?

What is it used for?

  • "What Is a Camera Obscura?" BrightBytes.com. Bright Bytes Studio. Web. 1 Aug. 2004. <http://brightbytes.com/cosite/what.html>.
  • McKim, Julia. "Fun Photography Experiment: Inside a Camera Obscura | Fstoppers." Fstoppers Photography News and Community for Creative Professionals RSS. Web. 3 Dec. 2014. <https://fstoppers.com/natural-light/fun-photography-experiment-inside-camera-obscura-8555>.
  • "Camera Obscura Construction." Camera Obscura Construction. Web. 3 Dec. 2014. <http://www.pinholephotography.org/camera obscurer.htm>.
  • The Camera Obscura in History. Camera Obscura Journal of Contemporary Literature and Photography - A Biannual Literary Review Featuring Fiction and Photography." The Camera Obscura in History. Camera Obscura Journal of Contemporary Literature and Photography - A Biannual Literary Review Featuring Fiction and Photography. Web. 2 Dec. 2014. <http://www.obscurajournal.com/history.php>.
  • "Amazing Camera Obscura - How It Works." Amazing Camera Obscura - How It Works. Amazing Camera Obscura, 15 July 2011. Web. 28 Nov. 2014. <http://www.amazingcameraobscura.co.uk/howitworks.htm>.

Behavior of Light

  • Natural Asphalt
  • Hardens when exposed to light
  • Hardened areas would not dissolve, leaving an image.

One Source

Multiple Sources

Basic Design

Further Developments

  • Seaside camera obscura rooms-19th century
  • Movie Film
  • The digital camera-sensors

Image by goodtextures: http://fav.me/d2he3r8

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