Understanding ISO in 2 MinutesJust like Shutter Speed and Aperture, ISO is a setting used in exposure of an image, and similarly to Shutter Speed and Aperture, there is more to know than just how ISO will affect your exposure. Whether you have been shooting for a year and trying to finally get out of Auto or you just picked up a camera for the first time this is 1 of 4 videos you must watch! 1) Understanding Shutter Speed: https://www.youtube.com/watch?v=TtBtDOkD7SQ 2) Unders