| Meade ETX Series | ||
|---|---|---|
| EXT-90AT | ETX-80 | |
| Optical Design | Maksutov-Cassegrain | Refractor |
| Aperture | 90mm (3.5") | 80mm (3.15") |
| Focal Ratio | f/13.8 | f/5 |
| Focal Length | 1250mm | 400mm |
| AutoStar | #497 | #494 |
| Field Tripod | Included | |
| Meade ETX Series | ||
|---|---|---|
| EXT-90AT | ETX-80 | |
| Optical Design | Maksutov-Cassegrain | Refractor |
| Aperture | 90mm (3.5") | 80mm (3.15") |
| Focal Ratio | f/13.8 | f/5 |
| Focal Length | 1250mm | 400mm |
| AutoStar | #497 | #494 |
| Field Tripod | Included | |