This extension allow you to zoom in and out (magnification) photos on Facebook.
You can click on the new zoom button to turn on/off the magnify glass and then move the mouse to the spot you want to zoom on the photo. To zoom in/out you can use the mouse scroll wheel.
☆ Zoom in/out
☆ Full integrated with Facebook
☆ Easy to use
--Update 1.2.5: Fix some bugs