LENS-BITMAP SHEET, OBJECT USING SAID SHEET, SINGLE FORM AND SET OF FORMS FOR MANUFACTURING SAID SHEET AND METHOD FOR MANUFACTURING SAID SHEET

摘要

FIELD: polygraphy.;SUBSTANCE: transparent sheet has two lens-bitmap matrices 4,6 with various steps on different surfaces of sheet. Elements 7 of relief stamping of one of matrices have cross-section with at least two bends 11-14.;EFFECT: higher quality.;5 cl, 4 dwg