In a display apparatus (10), a lenticular lens (2) is detachable
from or integrated with a frame (1). An insertion slot 3 for inserting
an object to be displayed in the horizontal direction is formed between the frame
(1) and lenticular lens (2). An arm (4) which is used to place
the display apparatus to stand upright in a portrait or landscape position, and
attachment grooves (5) that receive the arm (4) are formed on the
back surface of the frame (1). The arm (4) and upper, lower, right,
and left symmetrical attachment grooves (5) are formed to be able to place
the display apparatus (10) in any of the upper, lower, right, and left directions
when the object to be placed is set in a direction perpendicular to its insertion direction.