Head-up display device

Abstract

A head-up display apparatus that is excellent in viewability. A head-up display apparatus according to an embodiment of the present invention includes: a display unit configured to emit projection light, the display unit including a display cell, and a first polarizing plate with a retardation layer, which is arranged on an emission side of the display cell, and which includes a polarizer and a first retardation layer in the stated order from a display cell side; at least one reflector configured to reflect the projection light; and a second polarizing plate with a retardation layer, which is arranged on a reflection surface of the reflector, and which includes a polarizer and a second retardation layer in the stated order from a reflector side. The first retardation layer and the second retardation layer each have an in-plane retardation Re(550) of from 100 nm to 200 nm.

Dependencies are inferred from the claim text.