We can use vinyl decal to disguise iPhone 4 as a Leica camera, but if you also pay more attention to the security of your iPhone 4, the M1 camera designed wooden iPhone 4 case may be more fit for you.
As we can view from the pictures, this is a wooden iPhone 4 case that possesses a Leica M1 camera styled back texture produced with laser engraving machine. The wooden case measures 4.8 x 2.56 x 0.51 inches, weights 22g, and is handcrafted from eco-friendly bamboo wood in order to protect your iPhone 4 from shocks and marks. Of course, comparable as most if iPhone 4 cases, the bamboo case provides you to access every iPhone 4 buttons and functions via custom cutouts. Apart from that, it also ships with a protective film.