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PhotoTechEDU Day27: Focus on Resolution October 9, 2007

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Google Tech Talks
August 22, 2007

ABSTRACT

Photo Technology Lecture 27: Focus on Resolution.
We investigate the digital image acquisition process for factors that adversely affect the quality of acquired imagery.

# The physical properties of optical systems impose a fundamental limit to the resolution of captured imagery.

# Real-world optics manifest several types of aberrations, and we show how these types of aberrations affect resolution.

# Image acquisition devices are imperfect, and have aliasing and other sampling artifacts that affect resolution.

# We derive the 70% rule for digital imagery, and verify it experimentally.

# There is a distinction between resolution and...

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