Patent ID: 9560279
Date: 2017-01-31
CPC Classifications: G02B,H04N

Claim:
1. A camera device, comprising: a lens module including an optical lens, a case, an image sensing unit, and an image processing module, said optical lens disposed in said case, said image processing module comprising a circuit board and a processor, said circuit board electrically connected to said image sensing unit, the processor electrically connected to said circuit board; a birefringent sapphire lens coupled to said case of said lens module to serve as a light incident window and to protect said optical lens of said lens module, said sapphire lens having a crystal structure and a crystal axis, wherein said crystal structure is a single-crystal structure and said crystal axis includes one selected from a group consisting of c-axis, a-axis, m-axis and r-axis, wherein said c-axis is c-axis (0001), said a-axis is one of the a-axis (1 wherein said sapphire lens is adhered to said case of said lens module at a first high temperature compared with room temperature by a bonding glue; and a flat panel display electrically connected to said circuit board for outputting a display image according to said image signal.