Omegon Premium Zoomocular 7.5-22.5 mm Flatfield (1.25 inch): zoom convenience with the image quality of fixed focal points
The Omegon Premium Zoomoculair 7.5-22.5 mm is one of the few zooms that approach the image quality of fixed focal points. Eight lens elements and a flat field of view keep stars at the edge pointillistic, in every zoom position.
You can choose the ideal magnification for your object in a second. On a 200/1200 Dobson, the range extends from 53x to 160x: from deep-sky overview to planet detail without switching eyepieces.




Eight elements, flat field
Where traditional zoom lenses sacrifice edge sharpness, this design actively corrects image field curvature. The result: pinpoint starry detail right to the edge and a contrast you’re used to from fixed premium lenses.
The high-quality multi-coating on all air-glass transitions keeps light transmission high and reflections low.

The practice: one eyepiece in the focus mechanism
If you are looking for an object at 22.5 mm, turn it to the level of detail that the atmosphere allows, and that's it. No swapping, no zooming into another eyepiece, no cold fingers on an eyepiece case.
Included
- Omegon Premium Zoomocular 7.5-22.5 mm
- Dust caps for both sides
Featured accessories
Combine with an Omegon moon filter in the filter thread. If you want one fixed brandoverview point, choose a 2 inch wide-angle eyepiece as a partner for the largest actual field of view.
For whom yes and for whom no
- ✓ Demanding observers who want one topocular lens instead of a suitcase full of them
- ✓ Public evenings, travel and quick changes between objects
- ✓ Who wants zoom convenience without sacrificing edge sharpness
- ✗ Who primarily observes at low magnification with a maximum field of view: a 2 inch wide-angle eyepiece wins there
Specifications
| Zoom range | 7.5 to 22.5 mm, infinitely variable |
| Optical design | 8 lens elements, flat field of view, multicoated |
| Mount | 1.25 inch (31.7 mm), with filter thread |
| Series | Omegon Premium |
You can find more accessories for this brand at the Omegon brand page.








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