COLORING AGENT COMPOSITION, FILM, OPTICAL FILTER, AND NEAR INFRARED ABSORBING COMPOUND

BLUE PIGMENT AND BIOSYNTHESIS METHOD THEREOF

Optical filter, and camera module and electronic device comprising the same

(Dis)symmetric azomethine-type direct dye comprising at least one pyrazolopyridine unit, process for dyeing keratin fibers using this dye

Optical filter, and camera module and electronic device comprising the same

Curable composition, cured film, optical filter, laminate, solid image pickup element, image display device, and infrared sensor

NEAR-INFRARED ABSORPTIVE COLORING MATTER AND NEAR-INFRARED ABSORPTIVE COMPOSITION

Method for producing an optical filter

Optical device and display

Near-infrared absorbing material

NEAR-INFRARED ABSORBING FILM AND OPTICAL FILTER FOR PLASMA DISPLAY PANEL USING THE SAME

OPTICAL FILTER

Method of producing near-infrared absorbing dye compound

Dye and recording media utilizing the same

Infrared absorption filter

Diimmonium compound and use thereof