The present invention relates to a chewable, palatable oral contraceptive tablet, comprising an oral contraceptive agent, a chewable carrier suitable for human consumption, and not comprising a ferrocene compound, as well as use of these tablets in a method of human female oral contraception, and in a method of enhancing compliance with a human female oral contraceptive regimen. An imaging device captures an image of the dispersed spot with said fringe pattern formed by said optical elements. Other embodiments are described and claimed. The combination shaving and trimming device and the grip insert include alignment guides providing one way attachment of the connecting member to the trimmer as well as one way attachment of the grip insert to the connecting member.