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  1. Explore Scientific 20mm 100° field waterproof 2" eyepiece

    $549.99
    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 . . .
  2. Tele Vue 21mm 2" 100° field Ethos

    $853.01
    The 100° apparent field of this new TeleVue 21mm Ethos eyepiece provides a field area 64% larger than the "space-walking" 82° field of a 20mm Nagler, and 36% larger than a 22mm Nagler . . .
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