#optical-zoom

#optical-zoom

which is why your concert photos still look like they were taken with a potato. Or at least, that was the conventional wisdom until a company called ShiftCam decided to sidestep the problem entirely. Instead of trying to shrink a powerful zoom lens to fit inside a phone, they've built a powerful zoom lens that simply attaches to the outside, and the result is one of the most interesting pieces of mobile photography hardware I've seen in years.