Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/2831002
Is Reference of Dubbelbeeld-afstandsmeter-nl#Sense
Télémètre à deux images-fr#Sense
Double-image range finder-en#Sense
Telemetro a sovrapposizione di due immagini distinte-it#Sense
Mischbildentfernungsmesser-de#Sense