Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
astronomer
|
| gptkbp:category |
lens
|
| gptkbp:function |
increase focal length
magnify image |
| https://www.w3.org/2000/01/rdf-schema#label |
The Barlow Lens
|
| gptkbp:introducedIn |
19th century
|
| gptkbp:inventedBy |
gptkb:Peter_Barlow
|
| gptkbp:material |
gptkb:glass
|
| gptkbp:namedAfter |
gptkb:Peter_Barlow
|
| gptkbp:type |
negative lens
|
| gptkbp:usedFor |
gptkb:electron_microscope
astronomer |
| gptkbp:usedIn |
gptkb:astronomy
|
| gptkbp:bfsParent |
gptkb:The_Barlow_Lens_(documentary)
|
| gptkbp:bfsLayer |
7
|