With this premium zoom eyepiece, you never have to change while observing again. You simply turn from 21.5 mm to 7.2 mm focal length and always find the right magnification - without losing your object. Ideal when tracking planets or magnifying deep-sky objects under changing conditions.
The optical design is composed of seven lenses and offers an exceptionally sharp, high-contrast image. Even at the edges, the image remains crisp. Thanks to excellent shielding against stray light, you maintain maximum clarity and detail even at high magnification.
The adjustable eyecup is adjustable in three steps and comfortable for both spectacle wearers and non-glasses. The magnification is precisely adjustable via a non-slip ring, equipped with clear scale markings. This makes this eyepiece particularly practical in the dark.
This zoom eyepiece is suitable for:
✓ detailed observation of Jupiter and Saturn
✓ infinitely zoom in on lunar craters, binary stars and planetary nebulae
✓ testing maximum magnification under varying seeing conditions
✓ as a travel-friendly alternative to multiple fixed eyepieces
With this one eyepiece, you are prepared for almost any object in the night sky.
Key benefits
- Stepless zoom from 21.5 to 7.2 mm focal length
- Field of view between 40° and 53°
- Seven-lens design with high contrast
- 15 mm eye relief, suitable for eyeglass wearers
- Multicoated glass surfaces for maximum light transmission
- Compact and robust - ideal for travel and mobile use
Application
This zoom eyepiece is perfect for those looking for flexibility in one accessory. Whether you want to zoom in on the moon or observe objects such as M13, the Ring Nebula or the Cassini separation in Saturn, this eyepiece delivers convenience without sacrificing image quality.
Technical specifications
| Feature | Value |
|---|---|
| Focal length | 7.2 - 21.5 mm |
| Connection | 1.25″ (31.75 mm) |
| Field of view | 40° - 53° |
| Eye relief | 15 mm |
| Coating | Multiple coating |
| Eyecup | Adjustable in 3 positions |
| Lenses/groups | 7 lenses in 4 groups |
| Filter thread | Yes (1.25″) |
| Type of eyepiece | Zoom eyepiece |
| Dimensions | Ø 47 mm x 82 mm |






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