A digital camera module (100) includes a lens module (20) and a chip package (50) mounted in a light path of the lens module. The lens module includes a first lens assembly (21) and a second lens assembly (23). The first lens assembly includes a first fixture (211) having a through hole (212) defined therein and at least one lens (218) received in the through hole. The second assembly includes a second fixture (23) having a through hole (232) defined therein and at least one lens (238) attached therein. One of the first fixture and the second fixture has a slotted annular ring (213) protruding therefrom with an annular slot (214) defined therein. The other has a male annular ring (235) extending therefrom, and the slotted annular ring and the male annular ring matingly engage with each other to fix the first lens assembly and second assembly together.