DISPLAY DEVICE AND OPTICAL DEVICE

Provided is a display apparatus that enables display of a good image. The display apparatus includes: a first display section including a first display surface from which a first image light is emitted; a first light guide member including an integrated bundle of a plurality of first optical fibers, each of the first optical fibers including a first core portion and a first cladding portion surrounding the first core portion, the first core portion guiding the first image light from a first incident surface facing the first display surface to a first emission surface positioned opposite to the first incident surface; a second light guide member disposed adjacent to the first light guide member, the second light guide member including an integrated bundle of a plurality of second optical fibers, each of the second optical fibers including a second core portion and a second cladding portion surrounding the second core portion, the second core portion guiding the first image light from a second incident surface facing the first display surface to a second emission surface positioned opposite to the second incident surface; and a filler material filled in a gap between the first light guide member and the second light guide member, the filler material transmitting the first image light.