In my last post, I began to discuss lighting as it pertained to exposure, and how to control the amount of light entering the camera’s lens. If you have a SLR camera with an interchangeable lens, take the lens off and look at it. Take the lens cap off, and look at the lens through the large end. As you are looking through the lens, rotate the ring on the lens that adjusts the lens opening (this should be the one behind the focusing ring). Notice how the opening of the lens changes, and that as you go from a … Continue reading →