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2 cards from this section. Quick, good the night before a test.
What is the minimum overlap percentage required for two photographs in a stereo pair?
Look for the percentage agreed upon in photogrammetry basics.
Why is consistent exposure important in stereo photography?
Think about how differences in lighting can affect two images.
What is the minimum overlap percentage required between two stereo photographs?
It's a common requirement in photogrammetric techniques.
True or False: The scale of both photographs must differ to provide contrasting details.
Think about how difference in scale would affect interpretation.
You have two stereo photographs, one with a 60% overlap and the other with a 40% overlap. Discuss the limitations of the second pair concerning depth perception.
Reflect on the importance of overlap in visual perception.
Calculate the base-to-height ratio if the base is 10 meters, and the height is 4 meters. Discuss how this ratio is suitable for stereo photographs.
Use the formula to determine if the ratio stays within acceptable limits.
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