A projection type liquid crystal display comprises a projector 1 including a white light source, a monochrome liquid crystal panel, and a projection lens 7, an image-forming device 2a for forming an image corresponding to each primary color projected from the projector 1 on a diffusion plate 2b, a shutter device 4 formed by arranging a plurality of shutter regions, which can switch light transmission and light shading in the lateral direction, a shutter controlling device 5 for controlling light transmission and light shading of the shutter regions of the shutter device on the basis of timing of projecting an image corresponding to each primary color from the projector and for forming a stripe-shaped image corresponding to a plurality of primary colors in sequence on the diffusion plate 2b, and a plurality of color filters 2c of primary color corresponding to the stripe-shaped image formed on the diffusion plate 2b and disposed on the incident surface side of the diffusion plate 2b.