Statements (11)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Lens
|
| gptkbp:developedBy |
gptkb:American_Optical_Company
|
| https://www.w3.org/2000/01/rdf-schema#label |
Tillyer lens
|
| gptkbp:introduced |
early 20th century
|
| gptkbp:inventedBy |
Henry C. Tillyer
|
| gptkbp:namedAfter |
Henry C. Tillyer
|
| gptkbp:notable_for |
improved optical performance
reduced lens aberrations |
| gptkbp:usedFor |
eyeglasses
|
| gptkbp:bfsParent |
gptkb:Edgar_D._Tillyer
|
| gptkbp:bfsLayer |
7
|