Statements (51)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:observatory
|
| gptkbp:can_be |
be built by amateurs
be equipped with cameras be equipped with spectrographs be mounted on altazimuth mounts be mounted on equatorial mounts |
| gptkbp:canBe |
large
portable |
| gptkbp:enhances |
light gathering power
|
| gptkbp:firstHeld |
1671
|
| gptkbp:has |
various designs
focal point primary mirror secondary mirror optical tube various aperture sizes |
| https://www.w3.org/2000/01/rdf-schema#label |
Reflecting Telescope
|
| gptkbp:illustratedBy |
gptkb:Hubble_Space_Telescope
|
| gptkbp:improves |
image quality
|
| gptkbp:inventor |
gptkb:Isaac_Newton
|
| gptkbp:is |
a subject of scientific research
widely used in research a subject of historical significance used for lunar observation used for planetary observation a common type of telescope in use today a fundamental instrument for astrophysics a key tool in modern astronomy a popular choice for astrophotographers a subject of astronomy education a subject of optical engineering a subject of optical physics a subject of telescope design a versatile observational tool more cost-effective than refractors often used in observatories used for deep-sky observation used in amateur astronomy used to study cosmic phenomena used to study distant galaxies used to study star formation |
| gptkbp:reduces |
chromatic aberration
|
| gptkbp:relatedTo |
gptkb:Refracting_Telescope
|
| gptkbp:requires |
collimation
|
| gptkbp:type |
gptkb:Dobsonian
Schmidt-Cassegrain Newtonian Cassegrain |
| gptkbp:usedIn |
astronomy
astrophotography |
| gptkbp:uses |
mirrors
|