| abstract |
(57) [Summary] [Problem] To easily obtain a stained lens having a uniform color, properties, and the like. SOLUTION: The plastic lens manufacturing method of the present invention comprises a vacuum deposition step of attaching a dye to the surface of a plastic lens substrate by a vacuum deposition method, and heating the plastic lens substrate to which the dye is attached, by heating the plastic lens substrate. Having a heat infiltration step of infiltrating the dye into the substrate |