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Whereas pinholes provide sharp images, lenses with large
Chapter 30, Problem 83TAE(choose chapter or problem)
QUESTION:
Whereas pinholes provide sharp images, lenses with large apertures are advantageous for spy cameras of high-flying aircraft. Why?
Questions & Answers
QUESTION:
Whereas pinholes provide sharp images, lenses with large apertures are advantageous for spy cameras of high-flying aircraft. Why?
ANSWER:Step 1 of 2
When the exposure times are long enough, pinhole cameras provide sharp images. Exposure time is the amount of time needed for a photograph to clearly capture the scene being examined. Photographing stationary objects and settings is a good use for pinhole cameras.