▎ 摘　　要

NOVELTY - Graphene manufacturing device comprises a light source (10), and an illuminating unit (12) for condensing linear light from the light source and irradiating on a thin film of a graphite oxide layer which is coated on a substrate. USE - Used as graphene manufacturing device. ADVANTAGE - The device improves quality of graphene in cost effective manner. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for manufacturing graphene, comprising (a) preparing a substrate coated with the thin film of graphite oxide layer, and (b) irradiating the graphite oxide layer by condensing linear light from the light source. DESCRIPTION OF DRAWING(S) - The diagram shows a schematic representation of the graphene manufacturing device (Drawing includes non-English language text). Graphene manufacturing device (1) Light source (10) Illuminating unit (12)