ACTIVE-ENERGY-RAY-CURABLE COMPOSITION, ACTIVE-ENERGY-RAY-CURABLE INK, COMPOSITION STORED CONTAINER, APPARATUS AND METHOD FOR FORMING TWO-DIMENSIONAL OR THREE-DIMENSIONAL IMAGE, TWO-DIMENSIONAL OR THREE-DIMENSIONAL IMAGE, STRUCTURE, AND PROCESSED PRODUCT

摘要

An active-energy-ray-curable composition, which satisfies the following relationships of absorbance: a ratio of absorbance at a wavelength of 400 nm to absorbance at a wavelength of 750 nm is 1.4 or more but 1.6 or less; and a ratio of absorbance at a wavelength of 365 nm to absorbance at a wavelength of 500 nm is 1.2 or less.