Diphenylsquarylium compound and filter for display containing the same

摘要

The object of the invention is to provide a diphenylsquarylium compound which has a sharp minimum value within the wavelength range of from 550 to 610 nm in the light transmittance curve and from which a filter causing no reduction of brightness of the visual field can be obtained when used by containing in a filter for display, and a filter for display which contains this diphenylsquarylium compound.Constructions of the invention are a diphenylsquarylium compound represented by the following general formula (I) and a filter for display which contains this diphenylsquarylium compound.