Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/2831002
Is Reference of Filtro grigio-it#Sense
Filtre gris-fr#Sense
Filtro neutro-it#Sense
Neutral density filter-en#Sense
Grey filter-en#Sense
Grijsfilter-nl#Sense
Graufilter-de#Sense
Gray filter-en#Sense