Ōlloclip 2x Telephoto magnification

iPhone 4S + 2x Telephoto

iPhone 4S

iPhone 4S + 2x Telephoto

iPhone 4S

Some example pictures taken from the same position without and with the ōlloclip 2x telephoto lens on my iPhone 4S. I can see absolutely no degradation in image quality. For 99€ including the circular polarizing filter this clip-on lens increases the capabilities of the iPhone camera immensely.