Adobe Photoshop Tutorial
How to Sharpen up your Photos >
Before:
After
The screen shots are from PShop 8/9 (CS2)
If your digital photos are dull, or lack definition, do this.
1 Image/Adjustments/Auto Levels
2 Image/Adjustments/Auto Contrast
3 Image/Adjustments/Auto Color
4 Filter/Sharpen/Unsharp Mask
I used a setting of 120% over a 0.3 px radius on a 300dpi pic.
I recorded these all in an “Action”, like this:
Called it “Auto”
So all I need do is select the "Auto" action, click "Play", and the pic is instantly sharpened.
I find that nearly all digital pics benefit from this, especially if you plan to publish them on the web.