Celestron
Celestron CGX-L Equatorial 1100 Schmidt-Cassegrain Telescope
Best price $6499 · 279mm aperture · $/mm 23.26
$6499 on Amazon ↗At $23.26 per mm of aperture, this is dearer per millimetre than the typical catadioptric at $14.27/mm — you're paying for something other than raw aperture.
Specs
| Aperture | 279 mm |
|---|---|
| Focal length | 2800 mm |
| Focal ratio | f/10.0 |
| Type | Catadioptric |
| Mount | GoTo |
| Resolving power | 0.42″ (Dawes limit) |
| Limiting magnitude | 14.7 |
| Max useful magnification | 558x |
| Light gathering | 1593x the naked eye |
| Optical design | SCT |
| Highest magnification | 558.8x |
| Dawes limit | 0.42 arcseconds |
| Tube length | 610mm |
| Tube weight | 27.5 lbs |
| Eyepiece fitting | 3.29”x16 tpi |
| Warranty | 2 Year Warranty |
| Best for | Astrophotography, Visual, Planetary |
Resolving power, limiting magnitude, maximum useful magnification and light grasp are derived from the aperture — the standard formulas, not marketing claims.
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