CUBE-CORNER TYPE RETROREFLECTIVE SHEET

摘要

A cube-corner type retro-reflective sheet according to the present invention is disclosed. The cube-corner type retro-reflective sheet of the present invention includes: a main pattern array in which two of first cube-corner members facing one plane each other are arranged in a pair regularly as using a first cube corner member; and at least one assistant pattern array in which two of second cube corner members facing one plane each other are arranged regularly in a pair as using a second cube corner member which is a first cube corner member whose optical axis is slant as much as pre-established angle upward or downward. The main pattern array and the at least one assistant pattern array are arranged along the pre-established order.