Transcript Histogram Part 1: In the Camera Instructor: David King Using The Camera Histogram  What is a Histogram?  A Camera’s Histogram is a.

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 The
scene.
range of the bars
The “Y” Axis
shows relative
frequency of
occurence.
Instructor: David King
indicates the range
of tones that are in
the captured scene
The “X” Axis
shows the tones
the chip is capable
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recording
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
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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, the
upright bars
show the range
of tones that
can be captured
by the sensor.
Instructor: David King
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Using The Camera Histogram
 What Does a Histogram Tell Us?
 This histogram
is indicating
an underexposure where
there are more
dark tones in
the scene than
were captured
Instructor: David King
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Using The Camera Histogram
 What Does a Histogram Tell Us?
 This histogram
is indicating
an overexposure where
there are more
light tones in
the scene than
were captured
Instructor: David King
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Using The Camera Histogram
 What Does a Histogram Tell Us?
 This histogram
is indicating
a perfect
exposure where
all of the tones
in the scene
were captured
Instructor: David King
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Using The Camera Histogram
 What Does a Histogram Tell Us?
 What other
histograms
indicate…
Instructor: David King
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Using The Camera Histogram
 What Does a Histogram Tell Us?
 QUESTIONS?
Instructor: David King
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