MICROLENS TRANSCRIPTION MOLDING ROLLER, MANUFACTURING METHOD THEREOF, MANUFACTURING APPARATUS THEREOF, AND MICROLENS OPTICAL SHEET

摘要

A microlens transcription molding roller used for transcription-molding a plurality of microlenses on a sheet includes a plurality of microlens molding surfaces arrayed on an outer circumference of the roller along one spiral around an axis of the roller at a constant interval.