OTA · 2016–2024
Meade Instruments ETX90 Observer
Key specifications
| Aperture | 90 mm |
|---|---|
| Focal length | 1250 mm |
| Focal ratio | f/13.8 |
| Optical design | Maksutov-Cassegrain |
All specifications
| Lens coating | UHTC |
|---|---|
| Dovetail | Vixen |
About
90mm f/13.8 Maksutov-Cassegrain with UHTC coatings, a built-in flip mirror for rear-port imaging, and a removable OTA, on a dual-fork alt-az AudioStar GoTo mount with tripod.
Where to buy
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