An image display device comprising: at least one screen; an image projector for projecting an image on the screen; and a control unit adapted to periodically switch the screen between a light-transmitting state and a light-scattering state, wherein the screen includes: a pair of oppositely disposed substrates having an electrode, at least one of which is a transparent substrate, and a liquid crystal light modulating layer provided between the pair of substrates having an electrode, the liquid crystal light modulating layer containing a complex that contains a chiral nematic liquid crystal phase of positive dielectric constant anisotropy, and a solid phase of polymeric resin, wherein the screen is in a light-transmitting state under no applied voltage, wherein substantially all the liquid crystal helical axes are perpendicular to the substrates in a planar phase, and is switchable to a light-scattering state in response to applied voltage, wherein the liquid crystals make a phase transition to a focal conic phase, with the liquid crystal helical axes being randomly oriented, wherein the screen and the image projector are synchronized such that the image projector projects an image on a part of the screen or on the whole screen when the screen is in a light-scattering state, and projects no image when the screen is in a light-transmitting state, wherein the control unit controls the periodic switching so that a switching frequency is from 40 Hz to 100 Hz, and a light-scattering state duty ratio is from 0.01 to 0.20, wherein the screen has a time-averaged haze of 20% or less in a light-scattering state portion under an applied burst voltage having a frequency from 40 Hz to 100 Hz and a light-scattering state duty ratio from 0.01 to 0.20, and wherein haze is defined according to the measurement method of JIS K7136. at least one screen; an image projector for projecting an image on the screen; and a control unit adapted to periodically switch the screen between a light-transmitting state and a light-scattering state, wherein the screen includes: a pair of oppositely disposed substrates having an electrode, at least one of which is a transparent substrate, and a liquid crystal light modulating layer provided between the pair of substrates having an electrode, the liquid crystal light modulating layer containing a complex that contains a chiral nematic liquid crystal phase of positive dielectric constant anisotropy, and a solid phase of polymeric resin, wherein the screen is in a light-transmitting state under no applied voltage, wherein substantially all the liquid crystal helical axes are perpendicular to the substrates in a planar phase, and is switchable to a light-scattering state in response to applied voltage, wherein the liquid crystals make a phase transition to a focal conic phase, with the liquid crystal helical axes being randomly oriented, wherein the screen and the image projector are synchronized such that the image projector projects an image on a part of the screen or on the whole screen when the screen is in a light-scattering state, and projects no image when the screen is in a light-transmitting state, wherein the control unit controls the periodic switching so that a switching frequency is from 40 Hz to 100 Hz, and a light-scattering state duty ratio is from 0.01 to 0.20, wherein the screen has a time-averaged haze of 20% or less in a light-scattering state portion under an applied burst voltage having a frequency from 40 Hz to 100 Hz and a light-scattering state duty ratio from 0.01 to 0.20, and wherein haze is defined according to the measurement method of JIS K7136.