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

$299.95

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 . . .

Eyepieces & Barlows

Tele Vue 17mm 2" 100° field Ethos

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

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