Ontify
⌘
S
⌘
S
Second Order Fresnel Lens - Ontify
Share
Second Order Fresnel Lens
2nd Order Fresnel Lens
Statements about
Second Order Fresnel Lens
Subclass Of
Fresnel Lens
Image
Related Category
Follows
First Order Fresnel Lens
Followed By
Third Order Fresnel Lens
Category:Lighthouses with Second Order Fresnel Lenses
Unnamed
:
bug: P4224
WikidataWikidataWikidata