The Canon Powershot Pro1 is a digital camera developed by Canon. Its professional features include 8 megapixels of imaging power, an excellent Canon L-grade lens, superb autofocus abilities, and a shutter speed of 1/4000 of a second. This device comes with accessories such as a neck strap, lens cap, filter adapter, and battery pack. Model number: PC1057
Your example of replacing the lens is great but it is missing 1 thing. The screw you take out is covered by another ring around the lens body. HOw do you get it off?