The Best Zoom Telescope Eyepieces of 2023

Hyperion Universal Zoom Mark IV: fourth generation of Baader-Zoom, 68° Widefield eyepiece with five magnifications - focal lengths 8, 12, 16, 20 and 24mm clearly defined with "smoothed-out" improved Clickstop Action (a must for effortless binoviewing)

Includes 2" and 1¼" barrel, usable for all telescopes with 1.25" or 2" focusers, and some spotting scopes with 1 3/8" thread (Celestron / Sky-Watcher and others)

High Quality Phantom Coating Group Multicoatings! For faintest objects, maximum contrast and total freedom from reflections

Large adjustable rubber eyecup, smaller straight rubber eyecup and winged, foldable eyecup included, to fit over M43 photo/video-thread

M43-Video-Photo thread for afocal and classical projection photography, permits optional adaptation of practically any camera with optional accessories

Focal length;0.16" 4mm;offer high magnifications;look more closely and more detailed at the moon's surface and other planet; for viewing the moon and planets

Standard 1.25’’ 31.75mm fitting diameter;can be used in any astronomical telescope with a 1.25" focuser;for broad field lunar observations; medium sized star clusters;and a wide range of cloudy nebulas and deep sky targets

Fully coated optics glass eyepieces for excellent image contrast and light transmission;give maximum detail and definition across the entire field of view;highly achromatic;planetary filters enhance details on Jupiter;Saturn;Mars and Venus

4mm lens only weighs 0.09lb; For lenses with the same refractive index; the 62 degree aspheric eyepiece is thinner and lighter than the spherical eyepiece;designed primarily for planetary observation;perfect for deep sky objects

Wide angle; 4mm 62 degree aspheric eyepiece can get maximum detail and definition across the entire field of view; Anti-lost design; Eyepiece interface recess portion can prevent the loss;Applicable;watch the scenery;bright celestial observations; nebula and so on

One eyepiece for multiple uses; SV191 7.2-21.6mm zoom eyepiece allows you to change magnification power without swapping out eyepieces

1.25 inches standard eyepiece; not only for astronomical telescopes; but also for spotting scope

7-Elements 4-Groups lens structure; 7-Elements 4-groups made of high index glass deliver sharp; high contrast vistas

M28.5*0.6 filter threads; base of SV191 zoom lens has a threaded adapter which allows standard 1.25in filter

18-20mm eye relief; twist up rubber eyecup and 18-20mm long eye relief provides comfortable long term viewing for people with or without glasses

Zoom from low to high power in an instant with this versatile eyepiece

Compatible with any telescope that accepts 1.25” eyepieces

This fully multi-coated Premium eyepiece zooms to any focal length between 8 mm and 24 mm - pick the best magnification for your subject

SV170 Zoom Eyepiece is a better choice-A simple twist of the zoom eyepiece housing changes the focal length from 30mm to 10mm; providing a variety of viewing magnification powers

Superior performance;5 Elements 3 groups made of high index glass deliver sharp; high contrast vistas; 5 element design delivers sharp images with good color correction and contrast

33°-51°Apparent Field of View; SV170 Zoom Eyepiece allows you to see different wide field of view under the same viewing conditions

Metal Twist-Up eyecups; SV170 Zoom Eyepiece's eyecup is made of metal; durable and easy to shape; The eyecup is covered with a rubber shell; which makes you feel comfortable and helps protect your eyes

All lens edges are blackened; Blackened lens edges; anti-reflection threads for maximum contrast

The Orion E-Series Zoom eyepiece allows you to change magnification power without swapping out eyepieces

A simple twist of the zoom eyepiece housing changes the focal length from 21mm to 7mm, providing a variety of viewing magnification powers

The eyepiece consists of six lens elements, which are fully multi-coated with anti-reflection coatings for bright and clear views, rich in contrast

Exceptionally long 18mm-16.3mm eye relief range allows eyeglass wearers to enjoy the entire field of view without needing to remove their glasses.

The 1.25" barrel is threaded for use with like-sized Orion eyepiece filters.

SV191 zoom eyepiece can get a very wide view; super wide angle eyepiece; improve the observation experience

No need to change the eyepiece frequently; zoom eyepiece; 9mm-27mm focal length; a variety of viewing magnification powers; easy to adjust and focus; handy for you to use; save your time to have a better observation experience

Use it for a very long time; well made eyepiece; 7-Elements / 4-groups; fully multi-coated coatings; made of high index glass; black eyepiece tube; well machined

Stable eyepiece; sleek black barrel with safety undercut; to prevent the eyepiece from slipping out of the focuser or diagonal; no need to worry about the slip off of the eyepiece

Have a very clear image; blackened lens edges; anti-reflection threads; for maximum contrast; the image you get will be bright and sharp

SV135 7 mm to 21mm adjustable focal length;SV135 7-21mm zoom eyepiece equivalent to multiple eyepieces ;obtain higher magnification with short focal length;It could bring you a better observation experience in a comfortable situation with high-contrast imaging

18mm - 16.3mm comfortable eye relief; especially for eyeglass wearers ;designed primarily for viewing landscapes and astronomical observations of lunar surfaces; planets; nebulae; clusters; and diffuse nebulae

Fully multi-coated Premium eyepiece;The true fully multi-coated Premium eyepiece with superior edge and center sharpness than normal PLOSSL eyepieces; 6-Element 4-Group premium optical design for superior optical performance

Standard 1.25" eyepiece;Equipped with a precision-made standard 1.25-inch lens barrel that is compatible with any telescope that accepts 1.25-inch eyepieces; Rubber eye guard for comfortable viewing and blocking stray light

A cost-effective eyepiece;Full metal body; fine appearance; 40 degree - 57 degree wide angle field of view; high brightness observation is very comfortable ;you will obtain more details that you have never seen before

SV171 Super-wide Angle 1.25" 8mm-24mm zoom eyepiece;SV171 zoom eyepiece allows you to change magnification power without swapping out eyepieces

FMC glass lens; Fully multi-coated glasses for excellent image contrast and light transmission; Sharp optimal performance with low chromatic aberration

Comfortable long eye relief design; Exceptionally long 18mm-19.5mm eye relief range allows eyeglass wearers to enjoy the entire field of view without needing to remove their glasses

Unique humanized design;Sleek black barrel with safety undercut to reduce the possibility of the eyepiece slipping out of the focuser or diagonal

Standard 1.25" fitting diameter compatible with any astronomical telescope with 1.25" focuser;The bottom M28.5 x 0.6 thread can also be used with standard 1.25" Filter

【Protect your eyes】The cover can protect your eyes from scratches.

【A fully coated optical lens】A fully coated optical lens ensures a clear image.

【Extended magnification】The focal length is from 8 to 24mm, with extended magnification.

【Compatibility】Suitable for standard 31.7mm (1.25in) telescopes.

【Scope of application】Used to observe landscapes and lunar surfaces, planets, fog, star clusters and diffuse fog. High brightness, wide field of vision, keep your eyes in a comfortable state.