As one of its daily deals, Staples offers the Acesori 4-Piece Camera Lens Kit for Apple iPhone, model no. A-ILK, for $9.99. Plus, Staples Rewards members receive free shipping. (Not a member? Click here to sign up for free.) That's $40 off and the lowest total price we could find. It clams to broaden the range of iPhone cameras and includes three different lenses plus a microfiber cloth. Deal ends September 16.