Introduction

Definitions of Terms

File Formats

Image Production

Image Size

Resolution

File Size

Best Practices

Viewing File Info

Editing Images

Cropping

Resizing

Batch Processing

Removing Red-Eye

File Management

Additional Resources

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Image Size

Image size a concept that has more than one meaning:

• The dimensions of a printed or displayed image, measured in inches or pixels.
  
  
• The file size, or how much disk space the image file occupies, measured in KB or MB.

Both of these are influenced by the resolution of the image: the higher the resolution, the larger the dimensions and the more disk space occupied.

The following sections will provide a more detais about resolution and file size.