How to Adjust Exposure With Range Masks in Lightroom Share September 21, 2021 Dm4r Technology One of the many uses of the gradient mask feature, a tool available in the powerful Adobe Lightroom, is adjusting the shadows or highlights of an image. We’ll do that with a type of gradient filter called a range mask. Read This Article on How-To Geek › Source : How to Adjust Exposure With Range Masks in Lightroom