Double sided flex circuit (flex printed circuit & circuitry) consists of double-sided copper clad material with top and bottom cover films. The cover films are pre-routed to access copper from both sides using plated thru holes.
It can be used, but not limited, in the follows industries:
Optical Pick-up for A/V & Computer ( or CD-RW & DVD-RW)
Digital( or CCD ) Camera
LCD Module for Mobile Phone
Vibration Motor for Mobile Phone