Ritchey–Chrétien telescope design
GPTKB entity
Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
telescope design
|
| gptkbp:advantage |
reduced optical aberrations
difficult to manufacture |
| gptkbp:feature |
wide field of view
eliminates coma |
| gptkbp:fieldCorrectedBy |
field flattener lens
|
| gptkbp:focusArea |
Cassegrain focus
|
| https://www.w3.org/2000/01/rdf-schema#label |
Ritchey–Chrétien telescope design
|
| gptkbp:introducedIn |
1910
|
| gptkbp:inventedBy |
gptkb:George_Willis_Ritchey
gptkb:Henri_Chrétien |
| gptkbp:mirrorCount |
2
|
| gptkbp:primaryUse |
astronomer
|
| gptkbp:relatedTo |
gptkb:Dall-Kirkham_telescope
classical Cassegrain telescope |
| gptkbp:type |
gptkb:Cassegrain_reflector
|
| gptkbp:usedIn |
gptkb:Keck_Observatory
gptkb:Very_Large_Telescope gptkb:Hubble_Space_Telescope |
| gptkbp:usesPrimaryMirrorShape |
hyperbolic
|
| gptkbp:usesSecondaryMirrorShape |
hyperbolic
|
| gptkbp:bfsParent |
gptkb:George_Willis_Ritchey
|
| gptkbp:bfsLayer |
6
|