Zoom Pro - Better Zoomer is a great application when you want to easily zoom things on your screen.
Just run it and it will float on your screen, zoom-ing where your mouse location is.

The zoom magnification is one of the best and is up to 10,000x. Using Zoom Pro you can see any image or screen flaws or any other hidden gems.

How to use it:
After install you must enable it in the Accessibility.

Support: [email protected]