An image inspection device for inspecting a target (w) using a captured image, the image inspection device comprising: a photographing portion for imaging the target (w), the photographing portion having a field of view; and an illumination portion (20, 120, 220, 320, 420, 520) for being disposed between the target (w) and the photographing portion and comprising a holder (40, 140, 240, 340, 440, 540), wherein the illumination portion (20, 120, 220, 320, 420, 520) comprises: a surface light source (30, 130, 230); and a plurality of sets (41, 141, 241, 341, 441, 541), each set (41, 141, 241, 341, 441, or 541) comprising first to n-th optical members (42R, 42G, 42B, 142R, 142G, 142B, 242R, 242G, 242B, 342R, 342G, 342B, 442R, 442G, 442B, 542R, 542G, 542B) arranged along a light emitting surface (35, 135, 235) of the surface light source (30, 130, 230), wherein n is an integer equal to or greater than 2, the first to n-th optical members (42R, 42G, 42B, 142R, 142G, 142B, 242R, 242G, 242B, 342R, 342G, 342B, 442R, 442G, 442B, 542R, 542G, 542B) are disposed to face the light emitting surface (35, 135, or 235), and transmit light emitted from the light emitting surface (35, 135, 235) toward the target (w), and the first to n-th optical members (42R, 42G, 42B, 142R, 142G, 142B, 242R, 242G, 242B, 342R, 342G, 342B, 442R, 442G, 442B, 542R, 542G, 542B) are configured to emit light toward the target (w) with wavelengths and solid angles different from one another, the image inspection device being characterized in that the sets of the plurality of sets (41, 141, 241, 341, 441, 541) are repeatedly arranged in form of a matrix on the holder (40, 140, 240, 340, 440, 540); and the holder (40, 140, 240, 340, 440, 540) and the photographing portion are configured such that a size of the holder (40, 140, 240, 340, 440, 540) is substantially the same as the field of view of the photographing portion, and a size of the plurality of sets (41, 141, 241, 341, 441, 541) is set to be equal or smaller than a size of a region of the target (w) indicated by one pixel in the captured image of the target (w) from the photographing portion. a photographing portion for imaging the target (w), the photographing portion having a field of view; and an illumination portion (20, 120, 220, 320, 420, 520) for being disposed between the target (w) and the photographing portion and comprising a holder (40, 140, 240, 340, 440, 540), wherein the illumination portion (20, 120, 220, 320, 420, 520) comprises: a surface light source (30, 130, 230); and a plurality of sets (41, 141, 241, 341, 441, 541), each set (41, 141, 241, 341, 441, or 541) comprising first to n-th optical members (42R, 42G, 42B, 142R, 142G, 142B, 242R, 242G, 242B, 342R, 342G, 342B, 442R, 442G, 442B, 542R, 542G, 542B) arranged along a light emitting surface (35, 135, 235) of the surface light source (30, 130, 230), wherein a surface light source (30, 130, 230); and a plurality of sets (41, 141, 241, 341, 441, 541), each set (41, 141, 241, 341, 441, or 541) comprising first to n-th optical members (42R, 42G, 42B, 142R, 142G, 142B, 242R, 242G, 242B, 342R, 342G, 342B, 442R, 442G, 442B, 542R, 542G, 542B) arranged along a light emitting surface (35, 135, 235) of the surface light source (30, 130, 230), wherein n is an integer equal to or greater than 2, the first to n-th optical members (42R, 42G, 42B, 142R, 142G, 142B, 242R, 242G, 242B, 342R, 342G, 342B, 442R, 442G, 442B, 542R, 542G, 542B) are disposed to face the light emitting surface (35, 135, or 235), and transmit light emitted from the light emitting surface (35, 135, 235) toward the target (w), and the first to n-th optical members (42R, 42G, 42B, 142R, 142G, 142B, 242R, 242G, 242B, 342R, 342G, 342B, 442R, 442G, 442B, 542R, 542G, 542B) are configured to emit light toward the target (w) with wavelengths and solid angles different from one another, the image inspection device being characterized in that the sets of the plurality of sets (41, 141, 241, 341, 441, 541) are repeatedly arranged in form of a matrix on the holder (40, 140, 240, 340, 440, 540); and the holder (40, 140, 240, 340, 440, 540) and the photographing portion are configured such that a size of the holder (40, 140, 240, 340, 440, 540) is substantially the same as the field of view of the photographing portion, and a size of the plurality of sets (41, 141, 241, 341, 441, 541) is set to be equal or smaller than a size of a region of the target (w) indicated by one pixel in the captured image of the target (w) from the photographing portion.