Nonlinear optical material
摘要:
A nonlinear optical material comprising a compound represented by formula (I) ##STR1## wherein Z.sup.1, Z.sup.2, R.sup.1, X and n are as defined before, or a compound represented by formula (II) ##STR2## wherein Z.sup.11 and Z.sup.12 are as defined before. The compounds of formulae (I) and (II) exhibits high transmittance to blue light and high nonlinear optical effects.
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