About: http://webisa.webdatacommons.org/19365898

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	However, from the standpoint of preventing light attenuation during light transmission, the thickness thereof is preferably 300 ??m or smaller, more preferably 50 ??m or smaller, especially preferably 30 ??m or smaller.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com