What is Photo: Definition and 505 Discussions

A photograph (also known as a photo) is an image created by light falling on a photosensitive surface, usually photographic film or an electronic image sensor, such as a CCD or a CMOS chip. Most photographs are created using a smartphone/camera, which uses a lens to focus the scene's visible wavelengths of light into a reproduction of what the human eye would see. The process and practice of creating such images is called photography.

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  1. Greg Bernhardt

    PF Member Photo Thread Archive

    Let's see ya... c'mon don't be shy ok ok I'll go first btw, please don't print this photo and throw darts at it... thanks also when posting your own, for the database's sake try to optimize and crop as much as possible to reduce the file size.
  2. Ivan Seeking

    NASA Schoolboy's photo amazes Nasa: Flaming Meteor

    http://news.bbc.co.uk/2/hi/uk_news/wales/south_east/3155928.stm
  3. Greg Bernhardt

    Which Nebula is Your Favorite Astronomy Photo?

    The Eskimo Nebula has always been my favorite: http://antwrp.gsfc.nasa.gov/apod/ap020407.html
  4. S

    Moon-Earth Position: Apollo 8 Photo Examined

    Since the moon always has the same side facing Earth, shouldn't the Earth always be in the same position in the sky when observing from the moon? There's a photo taken by the Apollo 8 crew in a book I have that claims the Earth is rising above the horizon of the moon. The book is "The Rough...
  5. Tyger

    Hyperphoto & Irfanview: Photo Uploading & Editing

    A good site for uploading and linking photos. Allows 50MB for free, 5MB maximum file size and you can hot link to the files. http://hyperphoto.photoloft.com/canon.asp?s=cano Software for cropping, sizing, viewing and editing images. Also free. http://www/irfanview.com
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