a: , b: , Fx: , Fy: , scale: , x: , y:

Use the sliders to adjust the correction.

Fx
Fy
a
b
scale
fov x
fov y

Drag a new image from your desktop onto the old one to run the correction on a new image. Right-click image to download.

FisheyeGl is Open Source. If you find the right settings for a particular camera or lens, send them in or email jeff@publiclab.org to get them added to a list of presets for a future "auto-correct" feature.

Presets