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
|