Statements (16)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
astronomer
|
| gptkbp:application |
gptkb:astronomy
astrophotography |
| gptkbp:feature |
free from coma
free from spherical aberration |
| https://www.w3.org/2000/01/rdf-schema#label |
Schwarzschild telescope
|
| gptkbp:introducedIn |
1905
|
| gptkbp:inventedBy |
gptkb:Karl_Schwarzschild
|
| gptkbp:namedAfter |
gptkb:Karl_Schwarzschild
|
| gptkbp:opticalDesign |
anastigmatic
|
| gptkbp:primaryMirrorDiameter |
concave
|
| gptkbp:secondaryMirrorShape |
convex
|
| gptkbp:type |
astronomer
|
| gptkbp:uses |
two-mirror optical system
|
| gptkbp:bfsParent |
gptkb:Karl_Schwarzschild
|
| gptkbp:bfsLayer |
5
|