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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 34mm 68° field argon-purged waterproof 2" eyepiece

$419.99

4 Review(s)

This Explore Scientific 34mm argon-purged 2" is a big eyepiece - big in size, big in weight, big in field of view, big in performance. It gives you impressively sharp high contrast images with virtually any telescope with a focal ratio of f/5 and above that uses 2" eyepieces.
Save $280.08

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Explore Scientific 9mm 100° field argon-purged waterproof 2" eyepiece

Regular Price: $579.99

Special Price $299.91

10 Review(s)

The Explore Scientific 9mm argon-purged waterproof 2" eyepiece combines a high power capability with a 100° apparent field to provide a jaw-dropping observing experience in scopes ranging from small refractors to the largest Dobsonians and catadioptrics.
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Tele Vue 22mm 2" Nagler Type 4

$486.01

9 Review(s)

The TeleVue 2" 22mm Nagler Type 4 replaces the 20mm Nagler Type 2, considered by many to be the finest eyepiece ever made . . .
Save $90.08

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Explore Scientific 62° 32mm 2" Waterproof Eyepiece

Regular Price: $229.99

Special Price $139.91

1 Review(s)

Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value.
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Tele Vue 41mm 2" Panoptic

$575.01

This is a premium-quality wide field 2" eyepiece for the serious deep space explorer. Because of its long focal length, it is at its best with telescopes having a focal ratio of f/6 or longer . . .
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Tele Vue 17mm 2" 100° field Ethos

$794.01

7 Review(s)

The 100° apparent field of this new TeleVue 17mm Ethos eyepiece provides the ultimate in "spacewalk" observing for scopes ranging from small refractors to the largest Dobsonians . . .
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Celestron 23mm 2" 82° Luminos

$279.95

5 Review(s)

This 23mm Celestron Luminos eyepiece has a wide and flat 82° field of view for entrancing medium power "picture window" views and is superb for Celestron EdgeHD and Meade Advanced Coma-Free catadioptrics, 2" focuser Dobsonians, and short focal length flat field refractors . . .
Save $400.08

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Explore Scientific 25mm 100° field argon-purged waterproof 2" eyepiece

Regular Price: $999.99

Special Price $599.91

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 5.5mm 100° field waterproof 2" eyepiece

$549.99

3 Review(s)

The Explore Scientific 5.5mm argon-purged waterproof 2" eyepiece combines a high power capability with a 100° apparent field to provide a jaw-dropping observing experience in your telescope.