Original: http://coolketang.com/staticPhotoshop/5a98d43c17d009003595ee49.html
1. This lesson will demonstrate the use of the [Exposure] command. Click [Image>Adjust>Exposure] command to pop up the [Exposure] window.
2.
3. [Exposure] is a tool used to control the intensity of the tone of the picture. Similar to exposure in photography, the longer the exposure time, the brighter the photo will be.
4. [Exposure] coefficient, used to adjust the light sensitivity of the picture, the larger the value, the brighter the picture will be. Press and slide the mouse to the right to increase the exposure of the image and observe the changes in the picture.
5. The [Displacement] coefficient is used to adjust the grayscale value in the picture, that is, the light and shade of the midtone. Press and slide the mouse to the left to decrease the displacement value, and observe the changes of the screen at the same time.
6. [Gamma Correction] is used to lighten or darken the gray part of the picture, which can eliminate the gray area of the picture and enhance the clarity of the picture.
7. Finally, click the [OK] button to complete the [Exposure] setting.
8. Observe the effect of the image after applying the Exposure command, then use the keyboard shortcut to save the final result and end the lesson.
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