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| physical object > artifact > device > instrument > telescope > electromagnetic telescope > Earth based telescope > equatorial telescope > German equatorial telescope > Grosser Refraktor |
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| Grosser Refraktor comparison table | ||||||||||||||||||
| Subject | has reference | has location | has owner | has latitude | has lens maker | is a kind of | has optical design | has temperature | has altitude | is an instance of | has focal ratio | has aperture | has mount | has lens type | has definition | has mounting manufacturer | has longitude | has creation date |
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| German equatorial telescope | in degrees, minutes, seconds (N or S) | equatorial telescope | ambient | height above sea level in meters | German equatorial | the person, company or institution that constructed the mounting | in degrees, minutes, seconds (E or W) | |||||||||||
| refractor | astroweb | the person, company or institution that created the lens | optical telescope | visual refractor | doublet | A device for gathering and amplifying light by means of a lens. | ||||||||||||
| Grosser Refraktor | astroweb | Vienna, Austria | Astronomisches Inst., Univ. Obs. | 48° 14' N | Grubb | visual refractor | ambient | 241 m | German equatorial telescope | f/15.7 | 0.67 m | German equatorial | doublet | Grubb | 16° 20' E | 1880 |
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