An image display capable of providing stereoscopic images to an observer
in both of a vertically arranged state and a horizontally arranged state
is obtained. This image display comprises display portion for displaying
an image, a light source for applying light to the display portion, first
polarization axis control part or portion for separating the light
emitted from the light source into light having a first polarization axis
and light having a second polarization axis in a state where at least a
prescribed reference side of the display portion is arranged in a first
direction and second polarization axis control portion for separating the
light emitted from the light source to light having at least two
different polarization axes in a state where the prescribed reference
side of the display portion is arranged in a second direction
intersecting with the first direction.