To provide an optical stack capable of minimizing or eliminating shifts in color or other artifacts.SOLUTION: An optical stack including a reflecting-absorbing polarizer and a quarter-wave plate 230 is disclosed. An optical core 210 of the optical stack includes a reflecting-absorbing polarizer with at least one skin layer 218 containing a polarizing dye, and may be co-extruded or co-stretched.SELECTED DRAWING: Figure 2
OPTICAL STACK INCLUDING REFLECTING-ABSORBING POLARIZER