19/02/2015
There is an easy way to check for dust on your DSLR sensor, and chances are when you look for it, you’ll find it! All you have to do is put the camera in “aperture priority” mode, and stop it down to F22 or so. Set the lens to manual focus and adjust the focus to infinity. Now your ready to take a picture. Try to shoot something with plenty of light which is a solid color like a wall or the sky (if possible, keep the image free of objects). Open the image in your image editing software (Adobe Photoshop) and perform an auto levels adjustment. At this point, if there’s dust, you’ll see it ..