Schwarzschild telescope
E70354
The Schwarzschild telescope is a specialized two-mirror optical design that eliminates spherical aberration and coma, enabling wide-field, high-resolution astronomical imaging.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Schwarzschild aplanatic condition | 1 |
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
catoptric telescope
ⓘ
telescope design ⓘ two-mirror optical system ⓘ |
| aberrationClass |
free of on-axis coma
ⓘ
free of on-axis spherical aberration ⓘ |
| application |
space-based imaging instruments
ⓘ
wide-field astronomical surveys ⓘ |
| category |
optical telescope design
ⓘ
reflecting telescope design ⓘ |
| comparedTo |
Ritchey–Chrétien reflector
ⓘ
surface form:
Ritchey–Chrétien telescope
Schmidt–Cassegrain telescope design ⓘ
surface form:
Schmidt telescope
|
| correctsAberration |
coma
ⓘ
spherical aberration ⓘ |
| designDate | early 20th century ⓘ |
| designedFor |
high-resolution imaging
ⓘ
wide-field imaging ⓘ |
| designGoal |
eliminate third-order coma
ⓘ
eliminate third-order spherical aberration ⓘ |
| fieldOfUse |
astronomy
ⓘ
astrophotography ⓘ |
| hasImageSurface | curved focal surface ⓘ |
| historicalDesigner | Karl Schwarzschild ⓘ |
| limitation | curved image plane complicates detector use ⓘ |
| mirrorShape | spherical mirrors ⓘ |
| namedAfter | Karl Schwarzschild ⓘ |
| opticalConfiguration | two-mirror anastigmatic system ⓘ |
| opticalType | aplanatic system ⓘ |
| property |
high image quality over large field
ⓘ
wide, well-corrected field of view ⓘ |
| requires |
accurate mirror alignment
ⓘ
precise mirror figuring ⓘ |
| usesOpticalElements |
primary mirror
ⓘ
secondary mirror ⓘ |
| usesPrinciple |
Schwarzschild telescope
self-linksurface differs
ⓘ
surface form:
Schwarzschild aplanatic condition
|
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Schwarzschild aplanatic condition