Skywatcher Deluxe 90° - comfortable and sharp viewing
The Skywatcher Deluxe 90° zenith mirror gives you a relaxed viewing experience. It rotates the image upright so that stars, planets and distant objects appear exactly as they are. No twisted images or uncomfortable postures.

Comfortable and relaxed
The 90° viewing angle allows you to aim your telescope without straining your neck. Ideal for longer observing sessions. You simply slide the mirror into the focuser and you are ready to observe.
Bright and high contrast
The Deluxe 90° has a dielectric coating that reflects up to 99% of light. This keeps your image clear and vivid, so details are not lost. Perfect for both stargazing and terrestrial observations.
Widely applicable
Works with refractors and Schmidt-Cassegrain or Maksutov telescopes. Provides a corrected, upright image. Newton mirror telescopes do not require a zenith mirror.
Durable and reliable
The sturdy construction keeps the mirror stable and in position. You get consistent performance, year after year.
What we recommend
✓ Planets: displayed clearly and correctly
✓ Landscapes: comfortable observing
✓ Refractors and Schmidt-/Maksutov-Cassegrains: direct use
✗ Newton mirror telescopes: not needed
Specifications
Capacity
| Feature | Description |
|---|---|
| Optics coating | Dielectric |
| Surface reflection | 99% |
| Telescope connection | 1,25″ |
| Ocular connection | 1,25″ |
General
| Feature | Description |
|---|---|
| Type | Divergent optics |
| Design | Diagonal mirror |





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