Zoom Eyepieces

High quality 7 - 21mm zoom eyepiece in 1.25" format. This eyepiece allows you to change focal lengths without swapping and changing eyepieces. The 1.25" barrel is filter threaded to accept standard 1.25" filters.

High quality 8 - 24mm zoom eyepiece in 1.25" format. This eyepiece allows you to change focal lengths without swapping and changing eyepieces. The 1.25" barrel is filter threaded to accept standard 1.25" filters.

High Quality Zoom Eyepiece

This super premium zoom eyepiece has a focal length of 8mm to 24mm. It is the finest zoom eyepiece for low to medium power observing. It’s an excellent zoom eyepiece that performs superbly, with fully multicoated surfaces. It offers an apparent field of 40° at 24mm and 60° at 8mm. Eye relief ranges from 15mm to 19mm.

A high-performance zoom eyepiece of top quality construction, providing a flat field of view and crisp, clear distortion-free images. Features a continuous focal length of 7.2mm to 21.5mm and a corresponding apparent field of view of 60°-40°

A high-performance zoom eyepiece of top quality construction, providing a flat field of view and crisp, clear distortion-free images. Features a continuous focal length of 9mm to 27mm and a corresponding apparent field of view of 60°-40°.

Even Bestsellers can be improved: This most highly rated Hyperion zoom-eyepiece is available now in its fourth generation and has become a lot more versatile. The 290 gram housing is lighter by 80 grams and now features a slim 55 mm diameter, both features that make it even more desirable for use with binoviewers.

A fantastic combo deal including the massively popular and high quality Baader Hyperion Mark IV Zoom with the Hyperion 2.25 barlow lens. This combo gives you a wide range of magnification for various applications.

Lunt Solar Systems does everything possible to match the quality of each optical component in their systems for maximum performance. For visual observers they designed a very high quality zoom eyepiece

High-performance eyepiece for astronomical telescopes that offers exceptional versatility and image quality. Stunning build and high quality SMC coatings.