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Histogram

Histogram. Part 1: In the Camera Instructor: David King. Using The Camera Histogram. What is a Histogram? A Camera’s Histogram is a type of horizontal bar chart that plots the distribution of tones in the scene.

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Histogram

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  1. Histogram Part 1: In the Camera Instructor: David King

  2. Using The Camera Histogram • What is a Histogram? • A Camera’s Histogram is a type of horizontal bar chart that plots the distribution of tones in the scene. The range of the barsindicates the rangeof tones that are inthe captured scene The “Y” Axis shows relativefrequency of occurence. The “X” Axis shows the tones the chip is capable of recording Instructor: David King dking@sdccd.edu

  3. Using The Camera Histogram • What Does a Histogram Tell Us? • The histogram can tell us if our exposure is correct and if the contrast is acceptable. Instructor: David King dking@sdccd.edu

  4. Using The Camera Histogram • What Does a Histogram Tell Us? • The histogram can tell us if our exposure is correct and if the contrast is acceptable. • Remember, theupright barsshow the rangeof tones thatcan be capturedby the sensor. Instructor: David King dking@sdccd.edu

  5. Using The Camera Histogram • What Does a Histogram Tell Us? • This histogramis indicatingan under-exposure wherethere are moredark tones inthe scene thanwere captured Instructor: David King dking@sdccd.edu

  6. Using The Camera Histogram • What Does a Histogram Tell Us? • This histogramis indicatingan over-exposure wherethere are morelight tones inthe scene thanwere captured Instructor: David King dking@sdccd.edu

  7. Using The Camera Histogram • What Does a Histogram Tell Us? • This histogramis indicatinga perfectexposure whereall of the tones in the scene were captured Instructor: David King dking@sdccd.edu

  8. Using The Camera Histogram • What Does a Histogram Tell Us? • What otherhistogramsindicate… Instructor: David King dking@sdccd.edu

  9. Using The Camera Histogram • What Does a Histogram Tell Us? • QUESTIONS? Instructor: David King dking@sdccd.edu

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