Everwin 7-21mm Zoom Telescope Eyepiece

$99.00 inc GST


Designed for use with all focal lengths. Excellent for terrestrial use, deep sky, lunar and planetary subjects.

The Everwin Zoom Eyepiece is presented in a 1.25″ barrel format and has variable magnification from 7mm to 21mm. Offers a great apparent field of view 30º- 43º and outstanding eye relief of 16mm to 33mm.

The Everwin 7-21mm Zoom Eyepiece can be used in spotting scopes designed for use with interchangeable eyepieces.


Would you like to have an eyepiece that acts like a whole collection of eyepieces?

How about a telescope eyepiece or spotting scope eyepiece that has a wide variety of magnifications – yet you never have to switch them out?

Then take a look at the Everwin 7-21mm Premium Zoom Eyepiece!

The Everwin Zoom Telescope Eyepiece is like having several eyepieces rolled into one. Just rotate the body and change the magnification – with a range from 7mm to 21mm and everywhere in between! It fits in a standard 1.25″ focuser and is threaded to accept filters.

The Everwin Zoom Eyepiece has multi-coated optics for clear, bright images that have plenty of contrast and good colour correction. It has a 30 to 40 degree apparent field of view and an excellent 16mm to 33mm eye relief – depending on what magnification factor you select.

The Everwin Zoom Eyepiece also works great in spotting scopes, too!


Everwin 7-21mm Premium Zoom Eyepiece Features…

* Variable magnification factors from 7X to 21X

* 30 to 40 degree apparent field of view

* Excellent eye relief ranges between 16mm to 33mm

* Multi-coated optics for excellent contrast, good color correction and minimal internal reflections

* Secure knurled grip

* Standard 1.25″ barrel and threaded for filters

* Rubber eyeguard for blocking stray light and positioning eye for viewing


Everwin 7-21mm Premium Zoom Eyepiece Specifications…

Eyepiece Type : Zoom

Lowest Magnification : Your telescope’s focal length (in mm) divided by 7 Highest

Magnification : Your telescope’s focal length (in mm) divided by 21

Eye Relief : 16mm – 33mm

Apparent Field of View 30º- 43º

Barrel Size : 1.25″

Coatings : Multi-coated

Eyeguard : Yes

Threaded : Standard 1.25 Filter Thread

Additional information

Weight6 kg
Dimensions17 × 8 × 8 cm