Article: The Secrets of the Camera Obscura.

This text caught my eye after rereading Tony Patti's article "Historically Speaking about the Camera Obscura" in the December 1993 PSA Journal.

For those who did not see the article, a camera obscura is:

"A darkened chamber or boxlike apparatus in which light, admitted through a convex lens, creates a detailed image (not an outline only) on ground glass or an opaque surface. It is used for making precise drawings or photographs."

As you can see from the definition, this ancient form of camera can be used in modern photography: The definition reminds us that the Latin word "camera" means a "room" (or "chamber," that is.)

David Knowles is a ...

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