Explore Scientific
Explore Scientific FirstLight 127mm Mak-Cassegrain with EXOS Nano EQ3 Mount
Best price $279 · 127mm aperture · $/mm 2.2
$279 on Amazon ↗At $2.2 per mm of aperture, this is better value than most catadioptric telescopes we track, which sit around $14.27/mm.
Specs
| Aperture | 127 mm |
|---|---|
| Focal length | 1900 mm |
| Focal ratio | f/15.0 |
| Type | Catadioptric |
| Mount | Equatorial |
| Resolving power | 0.91″ (Dawes limit) |
| Limiting magnitude | 13.0 |
| Max useful magnification | 254x |
| Light gathering | 329x the naked eye |
| Optical design | Maksutov Cassegrain |
Resolving power, limiting magnitude, maximum useful magnification and light grasp are derived from the aperture — the standard formulas, not marketing claims.
Compare
Explore Scientific Firstlight MAK100mm White Tube Maksutov Cassegrain with Twi-Nano
Celestron Nexstar 4SE GoTo Telescope
Sky-Watcher Skymax 102 AZ-GTi f/12.7 Maksutov Cassegrain Catadioptric Telescope
Closest alternatives by price in the same class. Head-to-head pages exist where people actually search for the comparison.