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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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Save $29.95

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Astro-Tech 3.5mm 110° field waterproof 1.25"/2" eyepiece

Regular Price: $279.95

Special Price $250.00

The Astro-Tech 3.5mm o-ring sealed 1.25"/2" eyepiece combines a high power capability with a 110° apparent field to provide a jaw-dropping observing experience in your telescope at a price that is unreal.
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Explore Scientific 20mm 100° field waterproof 2" eyepiece

$799.99

11 Review(s)

The 100° apparent field of the Explore Scientific 20mm waterproof 2" eyepiece provides superb maximum field/medium power observing in all scopes, from small apo refractors to the largest Dobsonians and catadioptrics . . .
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Explore Scientific 25mm 100° field argon-purged waterproof 2" eyepiece

$999.99

4 Review(s)

The 100° apparent field of this Explore Scientific first-of-its-kind 25mm argon-purged waterproof 2" eyepiece provides superb maximum field/medium power observing in all scopes, from small apo refractors to the largest Dobsonians and catadioptrics.
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Explore Scientific 4.7mm 82° field argon-purged waterproof 1.25" eyepiece

$229.99

14 Review(s)

This 4.7mm Explore Scientific 82° field argon-purged waterproof eyepiece is an excellent very high power, very wide field waterproof eyepiece for resolving globular clusters and closely-spaced binary stars.
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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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Tele Vue 25mm Plössl

$121.01

5 Review(s)

This is a very good medium to low power eyepiece for lunar observing, viewing emission and reflection nebulas in their entirety, etc. It's super with an f/4.5 Dobsonian reflector for rich field scanning of the Milky Way star clouds in Sagittarius from a dark sky site . . .
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Takahashi Starbase 18mm 1.25" Ortho Eyepiece

$45.00

1 Review(s)

Orthoscopic eyepieces have been a gem of astronomy for decades. See what the fuss is all about with the Takahashi Starbase series.
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Astro-Tech 5mm 1.25" Paradigm Dual ED

$65.00

13 Review(s)

This Astro-Tech 5mm Paradigm Dual ED eyepiece has excellent color fidelity and contrast, exceptionally low distortion, and a low price that will change your opinion about how much you really have to pay for optical excellence . . .

Out of stock
Save $24.95

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Astro-Tech 20mm 100° field waterproof XWA 2" eyepiece

Regular Price: $299.95

Special Price $275.00

2 Review(s)

The 100° apparent field of the Astro-Tech 20mm waterproof 2" eyepiece provides superb maximum field/medium power observing in all scopes, from small apo refractors to the largest Dobsonians and catadioptrics . . .
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Astro-Tech 25mm 1.25" Paradigm Dual ED

$65.00

9 Review(s)

This Astro-Tech 25mm Paradigm Dual ED is a medium-low to low power eyepiece that will visibly upgrade the views through your scope when compared with the standard 25/26mm eyepiece supplied with most new scopes . . .

Out of stock