Learn the basic dslr settings needed for taking consistently good intra oral and extra oral dental pictures f stop aperture white balance iso jpeg. I learned dental photography primarily through dental blogs youtube videos that clearly go over photography settings lighting lensesi took everything i learned applied those principles to my dental office the best way to learn is through application i set a goal to take a minimum of 2 dental photos a day. In dental photography because we use a twin or ring flash we can use an iso setting of 100 or 200 and keep the quality high and the noise low here are my typical camera settings on my canon 60d in manual mode using a 100mm lens and a canon mr 14ex ii macro ring flash iso 100 shutter speed 1 200. White balance set to flash this is one of the more delicate settings in dental photography much improvement can be made by utilizing a color temperature meter or setting a custom white balance using a gray card the flash setting for white balance on most cameras is a fairly good starting point