A liquid crystal display device comprising a liquid crystal cell, two polarizing plates having a polarizer and a protective film satisfying (1) and (2) below, and an optical compensatory film satisfying (3)-(8) below and disposed between the liquid crystal cell and the polarizer: 0 nm≦Re(λ)≦5 nm  (1) −20 nm≦Rth(λ)≦20 nm  (2) 20 nm