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<http://webisa.webdatacommons.org/149151414>	<http://www.w3.org/ns/prov#value>	"Any suitable optical material may comprise film 15 including, for a laser mirror structure or for a laser output coupler structure, materials such as silicon dioxide (SiO2), titanium dioxide (TiO2), magnesium fluoride (MgF2), thorium fluoride (ThF2), zinc selenide (ZnSe), zinc sulfide (ZnS), or the like." .
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<http://webisa.webdatacommons.org/prov/455181458>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/149151414> .
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<http://webisa.webdatacommons.org/prov/458987546>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/149151414> .