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| physical object > artifact > device > instrument > telescope > electromagnetic telescope > Earth based telescope > equatorial telescope > Polar-disk equatorial telescope |
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| Polar-disk equatorial telescope comparison table | ||||||||||||||||||||||||||||||||||
| Subject | has purpose | has reference | has location | has comment | has material | has angular resolving power | has owner | has latitude | has secondary mirror shape | has mirror maker | has volume | has wavelength sensitivity | has optical design | has effective diameter | has temperature | has creator | has operator | has velocity | has mirror type | has altitude | is an instance of | has momentum | has synonym | has focal ratio | has aperture | has extent | has mount | has mass | has mounting manufacturer | has angular momentum | has longitude | has mirror diameter | has primary mirror shape | has creation date |
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| Isaac Newton Telescope | observe celestial objects | astroweb | La Palma, Canary Islands | originally set up in England in 1967 | Obs. del Roque de Ins Muchachos | 28° 46' N | Grubb-Parsons | ambient | Royal Greenwich Observatory | material and other engineering details | 2336 m | Polar-disk equatorial telescope | Isaac Newton 98 inch | f/3, 15 | 2.5 m mirror | equatorial with polar-disk | Grubb-Parsons | 17° 53' W | equal to aperture (except for Schmidt which has aperture smaller than mirror diameter) | 1984 |
Next equatorial telescope: Schmidt Up: equatorial telescope Previous equatorial telescope: Horseshoe equatorial telescope