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Eyepieces & Barlows

The first accessories people buy for their telescope are additional eyepieces or a Barlow, to increase the magnification possibilities of their new scope. If you already know all about eyepieces and Barlows, you can click on the appropriate manufacturers below to find descriptions, specifications, pictures, and pricing on all the eyepieces and Barlows we carry.

If you're new to astronomy, or have questions about which eyepieces or Barlows are best for your scope, click on the "How to pick an eyepiece" and "How to pick a Barlow" sections for more practical information about choosing these optical accessories than you really wanted to know.

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Explore Scientific 10mm 52° Series Waterproof Eyepiece

$119.99

Looking for something out of the ordinary for your next eyepiece? The Explore Scientific 52° series is a strong contender for necessary addition to your eyepiece collection.
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Pentax 8-24mm SMC 1.25" long eye relief astronomical zoom; 21-63x or 26-78x spotting scope zoom

$359.00

This is an ultra-premium six-element zoom eyepiece with surprisingly good eye relief for those who must wear eyeglasses while observing. Designed for use with Pentax spotting scopes, it can also be used for astronomical observing in any telescope accepting 1.25" accessories . . .
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Explore Scientific 40mm 52° Series Waterproof Eyepiece

$179.99

Looking for something out of the ordinary for your next eyepiece? The Explore Scientific 52° series is a strong contender for necessary addition to your eyepiece collection.
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Celestron Omni 9mm 1.25" Plossl

$39.95

This fully-multicoated Plössl is a good quality medium high to high power eyepiece at a sensibly low price. It's designed for high magnification lunar and planetary observing, bringing out detail in the smaller planetary nebulas, and for resolving globular clusters. It will work well with any telescope type, at any focal ratio. It is especially well suited to Schmidt-Cassegrains, where it provides . . .
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Astro-Tech 8mm 1.25" Paradigm Dual ED

$65.00

19 Review(s)

This Astro-Tech 8mm Paradigm Dual ED eyepiece has excellent color fidelity and contrast, exceptionally low distortion, and a low price that will make you wonder why others charge more for less high power performance . . .
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Lunt 7.2mm to 21.5mm zoom

$238.00

5 Review(s)

While the 7.2mm to 21.5mm focal length of this Lunt Solar zoom eyepiece specifically complements the Lunt H-alpha refractors for solar observing, it works equally well for nighttime astronomical observing . . .
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Celestron 12mm X-Cel LX Series 1.25"

$99.95

4 Review(s)

This medium focal length 12mm Celestron X-Cel LX Series six-element eyepiece is usable for high quality medium to medium high magnification observing and imaging with any scope type, under virtually any seeing conditions.
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Explore Scientific 4.5mm 52° Series Waterproof Eyepiece

$89.99

Looking for something out of the ordinary for your next eyepiece? The Explore Scientific 52° series is a strong contender for necessary addition to your eyepiece collection.
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Explore Scientific 25mm 52° Series Waterproof Eyepiece

$129.99

Looking for something out of the ordinary for your next eyepiece? The Explore Scientific 52° series is a strong contender for necessary addition to your eyepiece collection.
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Tele Vue 3mm to 6mm Nagler 1.25" zoom eyepiece

$428.01

13 Review(s)

Unlike an ordinary zoom eyepiece, this high power Nagler zoom maintains a constant and substantial 50 degree apparent field of view at all focal lengths and the usable eye relief stays a constant 10mm . . .