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Selecting the right telescope eyepiece can dramatically enhance your stargazing experience. The correct eyepiece will bring celestial objects into sharper focus, reveal finer details, and offer a more comfortable viewing perspective. Investing in quality optics ensures you get the most out of your telescope and your astronomical observations.
THE PERFECT ALL-IN-ONE EYEPIECE AND FILTER KIT: See more with your telescope! This expertly curated kit features the most popular 1.25" telescope eyepieces and filters, plus a 2x Barlow lens. The sturdy, foam-lined case has room to grow your collection.
5 SUPERIOR-GRADE PLÖSSL EYEPIECES: The Celestron Accessory Kit includes 5 Plössl telescope eyepieces, ranging from low to high power: 32mm, 17mm, 13mm, 8mm, and 6mm. Each eyepiece features a four-element design with a 52-degree field of view.
2X BARLOW LENS: The 2x Barlow lens pairs with each of the 5 eyepieces in this kit—or any 1.25” eyepiece—to double its magnification, enhancing your view and instantly boosting power. It’s like having 10 telescope eyepieces in your kit!
COLORED FILTERS FOR ASTRONOMICAL VIEWING: A Moon Filter and the most popular planetary filters are included in this kit. Have fun seeing what a blue filter will reveal in Jupiter, or unveil the polar ice caps on Mars with a red or orange filter.
Comprehensive Eyepiece Set:** This 1.25-inch (31.7mm) eyepiece set is designed for astronomy professionals and beginners alike. It includes 4mm, 10mm, and 20mm eyepieces for versatile viewing, plus a 5x Barlow lens to significantly enhance magnification.
Added Filters for Optimal Viewing:** The set comes with 4 high-quality filters—2 moon filters and 2 polarizing filters. These filters provide better contrast and clarity when observing the moon, planets, and other celestial objects, reducing glare and...
Upgraded Eyepieces with Soft Eyecups:** The eyepieces are equipped with soft eyecups, making extended viewing sessions more comfortable. The eyecups also help block out ambient light for a clearer, more focused observation experience.
High-Quality Optics:** The lenses are made from premium optical glass with multi-coating, delivering sharp, clear images with balanced chromatic correction. The result is a flat image plane with excellent color accuracy and minimal distortion.
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...
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
POWERFUL ZOOM EYEPIECE FOR TELESCOPES: Go from low to high power in an instant with this versatile eyepiece. Zooms to any focal length between 8mm and 24mm. Pick the best magnification for your subject.
LOW POWER OR HIGH POWER? YOU CHOOSE: Instead of adding lots of expensive fixed focal length eyepieces to your collection, you can buy one eyepiece and experiment with a variety of focal lengths. Spend less time switching eyepieces and more time...
WORKS WITH ALL TELESCOPES THAT ACCEPT STANDARD 1.25" EYEPIECES: This versatile zoom eyepiece works with any telescope or spotting scope that accepts 1.25” astronomical eyepieces. It’s also threaded to accept 1.25” filters.
FULLY MULTI-COATED OPTICS: Every lens surface is coated multiple times with Celestron's unique optical coatings to improve color and contrast and maximize brightness.
1.25 inch (31.7mm) diameter eyepiece for astronomical telescopes. Eyepieces are suitable for astronomy professionals and beginners. [Upgraded eyepieces come with soft eyecups]
Focal length: 4mm 10mm 20mm Three sets, you can freely observe objects with different distances and sizes. When the eye is close to the eyepiece, a soft cover is attached to the eyepiece so that the eye can comfortably touch the eyepiece while watching.
Upgraded Lens has better imaging effect, chromatic aberration is balanced and corrected, and the image is clear.Eyepieces support all types of telescopes, reflectors and refractors. Observe the star clusters, moon, sky and planets in greater detail.
The image plane is flat and chromatic aberration is corrected in a well-balanced manner, resulting in a clear image. The lens material is made of high-grade optical glass. Achieves a clear field of view and excellent contrast.
40mm Plossl eyepiece is engineered with 4 element design and offering a generous 40° apparent field of view; perfect for broad field lunar observations; medium sized star clusters; provide a wide range of cloudy nebulas and deep sky targets.
Fully multi-coated lens telescope eyepiece with all black interior design; no introduction of additional color for higher magnification; highly achromatic; enhance details of Jupiter; Saturn; Mars; Venus and planetary filters.
Soft rubber eye guard that is custom fitted with a bayonet mount and folds down for the convenience of eyeglass wearers and protects glasses from getting scratched .
1.25” telescope eyepiece telescope lenses; standard 1.25" barrel for any 1.25'' diameter telescopes and telescope accessories; M28.5 x 0.6 filter thread for 1.25inch filter ; 1.25'' astronomy filters and fold down rubber eyeguard for comfortable viewing...
68 degree wide angle design; the telescope eyepiece provides a 68-degree wide angle view and allows quick target acquisition and centering; wide field eyepiece makes it easy to track moving objects; reduces the need to constantly adjust the telescope
6mm focal length; offers high magnification; 6mm eyepiece allows you see the details of the lunar surface craters and the rings of Saturn and Jupiter; capturing planetary features
FMC coating; improves the light transmittance of the eyepiece lens and the interior uses a blackened tube to reduce internal reflection; allowing you to obtain clearer and brighter images
Long eye distance design; the eye distance of the telescope eyepiece is designed to be 17mm; suitable for people wearing glasses; making it more comfortable for long-term visual observation
SEE MORE WITH YOUR BEGINNER TELESCOPE: This economical eight-piece accessory kit enhances your Celestron AstroMaster, or most any other telescope.
TELESCOPE EYEPIECES PLUS MORE: Includes a 15mm Kellner eyepiece, a 6 mm Plössl Eyepiece, a 2x Power Lens with T-threads, 3 planetary filters (#80A Blue, #25 Red, Moon Filter), microfiber cloth, and foam-lined carrying case.
ATTACH YOUR CAMERA: The 2x Power Lens features T-threads so you can attach a DSLR camera to your telescope with an optional T-ring (sold separately).
3 POPULAR TELESCOPE EYEPIECE FILTERS: The Moon filter helps block out some of the Moon's glare so you can see more detail on the lunar surface. The two color filters (Red and Blue) highlight features on Mars, Jupiter, and Saturn.
Fully-Coated Eyepieces: Includes 6mm & 17mm Plossl eyepiece; 1.25" eyepiece with 48°field of view; providing versatile magnification options for detailed celestial observations and broad field view; ideal for tracking and locating celestial objects
High Magnification: 2x Barlow Lens with T-thread to double the magnification of your eyepieces; revealing finer details on planets and lunar surfaces
High image Clarity: high-quality lens coatings that minimize glare and maximize light transmission; ensuring brighter and sharper images during stargazing
Enhance contrast: Includes moon filter; 82a filter; ND4 filter; reduces the effects of light pollution and achieves better color performance in astronomical observations; perfect for detailed lunar and planetary viewing sessions
Last update on 2026-10-15 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Telescope Eyepieces
Key Factors When Choosing a Telescope Eyepiece
When selecting a telescope eyepiece, consider these crucial factors to optimize your viewing experience:
Focal Length: This is the most important specification, determining the magnification when paired with your telescope's focal length (Magnification = Telescope Focal Length / Eyepiece Focal Length). Shorter focal lengths provide higher magnification for viewing planets and the Moon, while longer focal lengths offer wider fields of view for deep-sky objects like nebulae and galaxies.
Apparent Field of View (AFOV): This refers to how wide the sky appears through the eyepiece. A wider AFOV (typically 60-80 degrees or more) offers a more immersive experience and makes it easier to locate and track faint objects. Narrower fields of view are often found in older or less expensive eyepieces.
Eye Relief: This is the distance between the eyepiece lens and the point where a clear, full field of view is visible. Longer eye relief (15mm or more) is essential for eyeglass wearers and provides a more comfortable viewing experience for everyone, reducing the need to press your eye uncomfortably close to the lens.
Frequently Asked Questions
What is magnification?
Magnification determines how large an object appears. It's calculated by dividing your telescope's focal length by the eyepiece's focal length. Higher magnification brings smaller details into view but can also make the image dimmer and more susceptible to atmospheric distortion.
How does eye relief affect viewing?
Eye relief is the distance from the eyepiece lens to your eye where you can see the full image. Longer eye relief is more comfortable, especially for those who wear glasses, as it allows for a greater distance between your eye and the lens.
What is the difference between a wide-field and a narrow-field eyepiece?
A wide-field eyepiece offers a larger apparent field of view, making it easier to locate and track celestial objects. A narrow-field eyepiece has a more limited view, which can be useful for high-magnification planetary viewing but less so for scanning large areas of the sky.
Do I need multiple eyepieces?
Yes, having a selection of eyepieces with different focal lengths is highly recommended. This allows you to adjust magnification and field of view for various celestial targets, from planets to deep-sky objects, optimizing your observation for each.
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