Image Resolution, Pixel Dimension, and Document Size in Photoshop
by Alyssa Barrios
1. Document Size
1.1. Goes hand in hand with Pixel Dimensions
1.2. Width, Height, and Resolution
1.2.1. Width (Inches)
1.2.2. Height (Inches)
1.2.3. Resolution(Pixels/Inch)
1.2.3.1. Divide the width and height of our image by the resolution
1.3. Image resolution means is how many of your image’s pixels will print inside every inch of paper
2. Pixel Dimension
2.1. The width and height of the image in pixels
2.2. Pixels are viewed from left to right
2.3. Pixels are also viewed from top to bottom
2.4. Multiply the width and times the height to figure out how many pixels there are in the image
2.5. Mega Pixel
2.5.1. MP
2.5.2. Mega means million
2.6. Image size dialog box
2.6.1. Displays pixel dimensions
2.7. 5MP Camera
2.7.1. Has 5 million pixels
3. Pixel SIze
3.1. The size of the pixels when you go to print the image
3.2. When printing the size of the image is the same
3.2.1. So the size of the pixels have to change
3.3. Photoshop takes care of resizing the pixels
3.4. Image resolution
3.4.1. The number of pixels per inch that will be printed on the paper
3.4.2. The size of the pixels