Statements (13)
Predicate | Object |
---|---|
gptkbp:instanceOf |
Lens
|
gptkbp:characteristic |
simple design
less efficient than Fresnel lens |
https://www.w3.org/2000/01/rdf-schema#label |
Winslow Lewis lens
|
gptkbp:introducedIn |
early 19th century
|
gptkbp:inventedBy |
gptkb:Winslow_Lewis
|
gptkbp:namedAfter |
gptkb:Winslow_Lewis
|
gptkbp:replacedBy |
Lens
|
gptkbp:usedFor |
gptkb:Argand_lamp
|
gptkbp:usedIn |
gptkb:United_States
lighthouses |
gptkbp:bfsParent |
gptkb:Cape_Florida_Lighthouse
|
gptkbp:bfsLayer |
7
|