Patent ID: 8564896

Claim:
An optical apparatus comprising: a lens assembly including one or more lenses, wherein said lens assembly comprises a narrow portion and a wide portion, and wherein said narrow portion has a smaller radial size relative to an optical axis of said lens assembly than that of said wide portion; an image sensor below said lens assembly to receive light from said lens assembly; and an actuator including at least one magnet, at least one coil, and a leaf spring disposed between said magnet and said coil to produce an electromagnetic force, wherein said actuator comprises a central cavity to receive said narrow portion of said lens assembly, wherein said narrow portion of said lens assembly is disposed in said central cavity of said actuator and said wide portion of said lens assembly is disposed below said coil, wherein said magnet comprises a first layer and said coils comprise a second layer, wherein said magnet is attached to an outer surface of said narrow portion of said lens assembly, wherein said magnet and said lens assembly move vertically relative to said coil, wherein said second layer is placed between said first layer and said wide portion of said lens assembly, and wherein at least a portion of said actuator is coupled to said image sensor.