Using Adobe Photoshop to enhance the image quality

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Please download the necessary images for instruction materials

Unit2

Unit3

Unit4

Unit5

Unit6

Can you do it?

Aid: move cursor onto the image , select the image and then click the right button, the menu will appear. Select "save image as" command, and save the image in your local disk.

Unit 1: Scan images (Use your own pictures )

Unit 2: Resolution setting concept<back to top>

	Use Photoshop to change the resolution to the monitor standard dpi
Unit 3: Photoshop basic concepts<back to top>
	Select subject from simple background with magic wand tool
	Select subject from complex background with lasso tool
Unit 4: Use Photoshop color adjusting commands<back to top>
	A picture with low saturation
	A picture with inappropriate level setting
Unit 5: Use Photoshop layer mode<back to top>
	overexposure picture
	underexposure picture
Unit 6: Export images<back to top>
	Image with simple color
	GIF format with 256 color(46KB)
	JPEG format with low comprsee (45KB)
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Can you do it?<back to top>
	What's the problem with the image? How can you fix the problem with Photoshop?
	I took the picture in the early morning. The sun didn't come out at that day. Can you help me to fix the problem of the picture?
	Do you know how to transform the image and cut off the white edge? I think the level of the image is also not good enough. Please help me to fix the problem.
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