October 2009
Beginner
376 pages
14h 37m
English
WHO NEEDS MEGAPIXELS?
Have you ever wanted to step inside a photograph? While this may not be entirely possible, with the help of a large camera obscura, you can get pretty close.
A relatively simple device, a camera obscura is a darkened room (or chamber) with a small pinhole in the wall for light to enter and a smooth surface (such as a wall or a canvas) opposite the hole. Whatever is going on outside of the room will display itself upside-down on the smooth surface of the room. More complex camera obscuras involve lenses and mirrors that change the size, clarity, and orientation of the projected ...
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