1. An in-vivo imaging system comprising: an in-vivo imaging device comprising: an image sensor; a shell having a transparent ring around a perimeter of said shell and at least one end wider than said transparent ring, the shell further comprises a transparent tapered section between said wider end and said transparent ring; an illuminator positioned behind said tapered section; a curved reflective element to reflect onto said image sensor light reflected from an in-vivo area through said transparent ring towards said reflective element; and a transmitter; and an external receiver to receive images captured by said image sensor and transmitted by said transmitter.