Lightroom has no option to invert photos but using an easy trick with the Tone Curve, you can invert any photos you like! This is great for giving your photos an x-ray look or even to simply invert your slides/film/scans back to their original colors without having to go through Photoshop.

Most of us do some sort of post-processing on our photos. Here are 5 unique tips that are not only for improving your retouching skills, but for reminding us about ethics and responsibilities.