Statements (33)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
astronomer
|
| gptkbp:advantage |
portable
simple construction affordable manual tracking not suitable for astrophotography |
| gptkbp:category |
amateur telescopes
reflecting telescopes |
| gptkbp:commonApertureRange |
6 to 30 inches
|
| gptkbp:component |
eye
primary mirror secondary mirror focuser optical tube assembly simple wooden mount |
| https://www.w3.org/2000/01/rdf-schema#label |
Dobsonian telescope
|
| gptkbp:introducedIn |
1960s
|
| gptkbp:inventedBy |
gptkb:John_Dobson
|
| gptkbp:material |
aluminum
plywood sonotube |
| gptkbp:namedAfter |
gptkb:John_Dobson
|
| gptkbp:notableFeature |
low cost
ease of use large aperture |
| gptkbp:opticalDesign |
gptkb:Newtonian_reflector
|
| gptkbp:popularizedBy |
gptkb:San_Francisco_Sidewalk_Astronomers
|
| gptkbp:primaryUse |
amateur astronomy
|
| gptkbp:type |
altazimuth mount
|
| gptkbp:usedFor |
planetary observation
deep-sky observation |
| gptkbp:bfsParent |
gptkb:Newtonian_telescope
|
| gptkbp:bfsLayer |
5
|