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THIS WEEK ONLY: USE CODE HOLIDAY10 TO SAVE 10% ON MOST PRODUCTS
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2" Barrel

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  • Explore Scientific 100° Series 14mm Waterproof Eyepiece
    Save $ 100.05 Save $ 0.00
    Original price $ 679.99
    Original price $ 679.99 - Original price $ 679.99
    Original price $ 679.99
    Current price $ 579.94
    $ 579.94 - $ 579.94
    Current price $ 579.94

    Explore Scientific 100° Series 14mm Waterproof Eyepiece

    Explore Scientific

    Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

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    Original price $ 679.99
    Original price $ 679.99 - Original price $ 679.99
    Original price $ 679.99
    Current price $ 579.94
    $ 579.94 - $ 579.94
    Current price $ 579.94
    Save $ 100.05 Save $ 0.00
  • Explore Scientific 100° Series 25mm Waterproof Eyepiece
    Save $ 100.05 Save $ 0.00
    Original price $ 999.99
    Original price $ 999.99 - Original price $ 999.99
    Original price $ 999.99
    Current price $ 899.94
    $ 899.94 - $ 899.94
    Current price $ 899.94

    Explore Scientific 100° Series 25mm Waterproof Eyepiece

    Explore Scientific

    Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

    View full details
    Original price $ 999.99
    Original price $ 999.99 - Original price $ 999.99
    Original price $ 999.99
    Current price $ 899.94
    $ 899.94 - $ 899.94
    Current price $ 899.94
    Save $ 100.05 Save $ 0.00
  • Explore Scientific 100° Series 9mm Waterproof Eyepiece
    Save $ 100.05 Save $ 0.00
    Original price $ 579.99
    Original price $ 579.99 - Original price $ 579.99
    Original price $ 579.99
    Current price $ 479.94
    $ 479.94 - $ 479.94
    Current price $ 479.94

    Explore Scientific 100° Series 9mm Waterproof Eyepiece

    Explore Scientific

    Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

    View full details
    Original price $ 579.99
    Original price $ 579.99 - Original price $ 579.99
    Original price $ 579.99
    Current price $ 479.94
    $ 479.94 - $ 479.94
    Current price $ 479.94
    Save $ 100.05 Save $ 0.00
  • Explore Scientific 68° Series 28mm Waterproof Eyepiece
    Save $ 50.05 Save $ 0.00
    Original price $ 299.99
    Original price $ 299.99 - Original price $ 299.99
    Original price $ 299.99
    Current price $ 249.94
    $ 249.94 - $ 249.94
    Current price $ 249.94

    Explore Scientific 68° Series 28mm Waterproof Eyepiece

    Explore Scientific

    Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depo...

    View full details
    Original price $ 299.99
    Original price $ 299.99 - Original price $ 299.99
    Original price $ 299.99
    Current price $ 249.94
    $ 249.94 - $ 249.94
    Current price $ 249.94
    Save $ 50.05 Save $ 0.00
  • Explore Scientific 68° Series 34mm Waterproof Eyepiece
    Save $ 120.05 Save $ 0.00
    Original price $ 419.99
    Original price $ 419.99 - Original price $ 419.99
    Original price $ 419.99
    Current price $ 299.94
    $ 299.94 - $ 299.94
    Current price $ 299.94

    Explore Scientific 68° Series 34mm Waterproof Eyepiece

    Explore Scientific

    Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depo...

    View full details
    Original price $ 419.99
    Original price $ 419.99 - Original price $ 419.99
    Original price $ 419.99
    Current price $ 299.94
    $ 299.94 - $ 299.94
    Current price $ 299.94
    Save $ 120.05 Save $ 0.00
  • Explore Scientific 68° Series 40mm Waterproof Eyepiece
    Save $ 120.05 Save $ 0.00
    Original price $ 519.99
    Original price $ 519.99 - Original price $ 519.99
    Original price $ 519.99
    Current price $ 399.94
    $ 399.94 - $ 399.94
    Current price $ 399.94

    Explore Scientific 68° Series 40mm Waterproof Eyepiece

    Explore Scientific

    Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depo...

    View full details
    Original price $ 519.99
    Original price $ 519.99 - Original price $ 519.99
    Original price $ 519.99
    Current price $ 399.94
    $ 399.94 - $ 399.94
    Current price $ 399.94
    Save $ 120.05 Save $ 0.00
  • Explore Scientific 82° Series 18mm Waterproof Eyepiece
    Save $ 100.05 Save $ 0.00
    Original price $ 319.99
    Original price $ 319.99 - Original price $ 319.99
    Original price $ 319.99
    Current price $ 219.94
    $ 219.94 - $ 219.94
    Current price $ 219.94

    Explore Scientific 82° Series 18mm Waterproof Eyepiece

    Explore Scientific

    Description The 18mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providin...

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    Original price $ 319.99
    Original price $ 319.99 - Original price $ 319.99
    Original price $ 319.99
    Current price $ 219.94
    $ 219.94 - $ 219.94
    Current price $ 219.94
    Save $ 100.05 Save $ 0.00
  • Explore Scientific 82° Series 24mm Waterproof Eyepiece
    Original price $ 439.99 - Original price $ 439.99
    Original price
    $ 439.99
    $ 439.99 - $ 439.99
    Current price $ 439.99

    Explore Scientific 82° Series 24mm Waterproof Eyepiece

    Explore Scientific

    Description The 24mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providin...

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    Original price $ 439.99 - Original price $ 439.99
    Original price
    $ 439.99
    $ 439.99 - $ 439.99
    Current price $ 439.99
  • Explore Scientific 82° Series 30mm Waterproof Eyepiece
    Save $ 50.05 Save $ 0.00
    Original price $ 499.99
    Original price $ 499.99 - Original price $ 499.99
    Original price $ 499.99
    Current price $ 449.94
    $ 449.94 - $ 449.94
    Current price $ 449.94

    Explore Scientific 82° Series 30mm Waterproof Eyepiece

    Explore Scientific

    Description “I just recently purchased my first E.S. telescope after owning a couple fantastic E.S. eyepieces. I have the 6.7mm & 30mm 82° e...

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    Original price $ 499.99
    Original price $ 499.99 - Original price $ 499.99
    Original price $ 499.99
    Current price $ 449.94
    $ 449.94 - $ 449.94
    Current price $ 449.94
    Save $ 50.05 Save $ 0.00
  • Explore Scientific 100° 20mm Waterproof Eyepiece - EPWP10020-01
    Save $ 100.05 Save $ 0.00
    Original price $ 799.99
    Original price $ 799.99 - Original price $ 799.99
    Original price $ 799.99
    Current price $ 699.94
    $ 699.94 - $ 699.94
    Current price $ 699.94

    Explore Scientific 100° 20mm Waterproof Eyepiece - EPWP10020-01

    Explore Scientific

    Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

    View full details
    Original price $ 799.99
    Original price $ 799.99 - Original price $ 799.99
    Original price $ 799.99
    Current price $ 699.94
    $ 699.94 - $ 699.94
    Current price $ 699.94
    Save $ 100.05 Save $ 0.00
  • Explore Scientific 100° Series 20mm Waterproof Eyepiece
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    Original price $ 799.99 - Original price $ 799.99
    Original price
    $ 799.99
    $ 799.99 - $ 799.99
    Current price $ 799.99

    Explore Scientific 100° Series 20mm Waterproof Eyepiece

    Explore Scientific

    *Note that this is a discontinued product. This legacy information is for reference only. See our 100° Eyepiece Collection for current products. D...

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    Original price $ 799.99 - Original price $ 799.99
    Original price
    $ 799.99
    $ 799.99 - $ 799.99
    Current price $ 799.99
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  • Explore Scientific 120° Series 9mm Waterproof Eyepiece
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    Original price $ 1,299.99 - Original price $ 1,299.99
    Original price
    $ 1,299.99
    $ 1,299.99 - $ 1,299.99
    Current price $ 1,299.99

    Explore Scientific 120° Series 9mm Waterproof Eyepiece

    Explore Scientific

    Description The Explore Scientific 9mm 120° Series eyepiece really is in a class by itself. The 120° apparent field of view is unlike anything yo...

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    Original price $ 1,299.99 - Original price $ 1,299.99
    Original price
    $ 1,299.99
    $ 1,299.99 - $ 1,299.99
    Current price $ 1,299.99
    Sold out