Main > PIGMENT > Light Interference Pigments > Co.: USA. F > Patent > Claims Etc > Claim 1: Optically Variable Ink > Color Shift: 2 Distinct Colors at > 1st & 2nd Angles of Incident Light; > Ink Vehicle & Optically Variable > Flakes: > TriLayer Thin Film Interference > Structure. Flake Aspect Ratio>2-1

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Structure. Flake Aspect Ratio>2-1's subsections
; Structure Symmetrical Design; Seq

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