Kopieroptik	Nominativ, Singular	nominative case, singular
	Kopieroptik	Genitiv, Singular	genitive case, singular
	Kopieroptik	Dativ, Singular	dative case, singular
	Kopieroptik	Akkusativ, Singular	accusative case, singular
	Kopieroptiken	Nominativ, Plural	nominative case, plural
	Kopieroptiken	Genitiv, Plural	genitive case, plural
	Kopieroptiken	Dativ, Plural	dative case, plural
	Kopieroptiken	Akkusativ, Plural	accusative case, plural