An anti-abrasion optical diffusion film, an LCD device and a light source using the anti-abrasion optical diffusion film are disclosed, in order to solve the problem of the prior art that the diffusion particles are abraded or detached in large area, when an optical diffusion thin film receives external force. The logical partitions have respective local virtual adapters. Input and changes to the portfolios can be implemented directly by manipulating portions of the display. Said base comprises a first portion far from the emitter, a second portion proximate to the emitter, and a third portion between the first portion and the second portion.