Directly imageable waterless planographic printing plate precursor

摘要

A directly imageable waterless planographic printing plate precursor comprises: at least a heat insulating layer, a heat sensitive layer, and an ink repellent layer that are provided in that order on a substrate, wherein the heat insulating layer has a transmittance for light having a wavelength within a range of 400 to 650 nm of at most 15% over the entire range of the wavelength.