Originally Posted by tbzep

That will help in place of timing a liftoff, but for a good quality image, there is no substitute for good glass (lens) and high shutter speeds. You can slap a 20 mp sensor in a cheap camera and it won't look near as good as a 10 mp sensor with good glass in front of it. The Nikon D80 that I shot those photos with has a 10 mp sensor, less than some smart phones, but much better for rocketry because of the lens.