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Color display mode, Adjusting brightness and contrast (gamma, Characteristic) – Canon EOS Rebel T3i 18-55mm IS II Lens Kit User Manual

Page 15: P.14), Cop y

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14

Introduction

Preparing

a Sample

Basic

Windows

Pre-adjustments

Image

Characteristics

Saving

Preferences

Reference

Contents

You can select the color display mode which will be the basis for color
adjustment from three options (HSL, Lab or RGB) as well as check
values for adjusted colors.

O

When “HSL” is selected for the color display mode, you can only
change the color value for before adjustment by entering a
number.

Color Display Mode

Switches the color display mode

Color value before adjustment

Color value after adjustment

O

HSL is a color mode expressed by the three elements of hue (H),
saturation (S) and luminosity (L).

O

Lab is a color mode developed by the CIE (Commission
Internationale d’Eclairage) where L displays lightness, a displays
color elements from green to magenta and b displays color
elements from blue to yellow.

O

RGB is a color mode which expresses red (R), green (G) and
blue (B), the three primary colors (additive colors) of the visible
light spectrum.

You can adjust the brightness and contrast of a specific area using the
tone curve.

Adjust the brightness and contrast.

¿

The brightness and contrast of the image change.

O

The horizontal axis shows the input level and the vertical axis
shows the output level.

O

The maximum number of [

] is 10.

O

To delete a [

], select the [

] and then either press the

key on the keyboard or double-click on the [

].

Adjusting Brightness and Contrast (Gamma Characteristic)

Click to add a [

]

(adjustment point) and
adjust by dragging

The setting value of the
selected point (you can
also enter numerical
values)

COP

Y

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