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Eyepieces by Focal Length

Items 1 to 20 of 64 total

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  1. Vernonscope Brandon 8mm 1.25" Parfocal Brandon Ocular Eyepiece with Rubber Eyecup

    Vernonscope - Brandon 8mm 1.25" Parfocal Brandon Ocular Eyepiece with Rubber Eyecup

    The 8mm Vernonscope Brandon eyepiece is designed for use with telescope focal ratios of f/7 or slower.

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    (48 States)
    Model#: VB8EC
    $235.00

  2. Olivon - 58° 2.5mm Eyepiece - 1.25"

    Olivon - 58° 2.5mm Eyepiece - 1.25"

    • 58 Degree Field of View
    • 1.25" Format
    • Fully Multi-Coated
    • 2.5mm focal length
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    Model#: OL2.558-US
    $63.00

  3. Olivon - 58° 4mm Eyepiece - 1.25"

    Olivon - 58° 4mm Eyepiece - 1.25"

    • 58 Degree Field of View
    • 1.25" Format
    • Fully Multi-Coated
    • 4mm focal length
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    Model#: OLIV458-US
    $63.00

  4. Olivon - 58° 5mm Eyepiece - 1.25"

    Olivon - 58° 5mm Eyepiece - 1.25"

    • 58 Degree Field of View
    • 1.25" Format
    • Fully Multi-Coated
    • 5mm focal length
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    Model#: OLIV558-US
    $63.00

  5. Olivon - 58° 6mm Eyepiece - 1.25"

    Olivon - 58° 6mm Eyepiece - 1.25"

    • 58 Degree Field of View
    • 1.25" Format
    • Fully Multi-Coated
    • 6mm focal length
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    Model#: OLIV658-US
    $63.00

  6. Olivon - 58° 7mm Eyepiece - 1.25"

    Olivon - 58° 7mm Eyepiece - 1.25"

    • 58 Degree Field of View
    • 1.25" Format
    • Fully Multi-Coated
    • 7mm focal length
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    Model#: OLIV758-US
    $63.00

  7. Meade - 9mm Series 5000 Xtreme Wide Angle 100° Eyepiece - 2"

    Meade - 9mm Series 5000 Xtreme Wide Angle 100° Eyepiece - 2"

    Meade Series 5000 Xtreme Wide Angle 9mm Eyepiece (2") #07750 features a staggering 100 degree apparent field of view

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    (48 States)
    Model#: 07750

    Regular Price: $299.00

    Special Price: $225.00

  8. Lunt 8mm solar eyepiece

    Lunt - 8mm Solar Eyepiece

    Lunt 8mm eyepiece; great for solar observing!

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    Model#: LS8E

    Regular Price: $119.00

    Special Price: $89.00

  9. 3.5mm Delos Eyepiece by TeleVue

    TeleVue - 3.5mm 72° Delos Eyepiece

    This Tele Vue Delos Eyepiece has a 3.5mm focal length and is presented in a 1.25" format. Continuously adjustable height eyeguard system that can be locked in any position

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    (48 States)
    Model#: EDL-03.5
    $345.00

  10. 4.5mm Delos Eyepiece by TeleVue

    TeleVue - 4.5mm 72° Delos Eyepiece

    This Tele Vue Delos Eyepiece has a 4.5mm focal length and is presented in a 1.25" format. Continuously adjustable height eyeguard system that can be locked in any position

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    (48 States)
    Model#: EDL-04.5
    $345.00

  11. 8mm Delos Eyepiece by TeleVue

    TeleVue - 8mm 72° Delos Eyepiece

    This TeleVue Delos Eyepiece has a 8mm focal length and is presented in a 1.25" format. Continuously adjustable height eyeguard system that can be locked in any position

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    (48 States)
    Model#: EDL-08.0
    $345.00

  12. Meade - 8.8mm Series 5000 Ultra Wide Angle 82° Eyepiece - 1.25"

    Meade - 8.8mm Series 5000 Ultra Wide Angle 82° Eyepiece - 1.25"

    Meade Series 5000 Ultra Wide Angle 8.8mm Eyepiece (1.25") #07741

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    Model#: 07741
    $129.00

  13. Delos 6mm Eyepiece by TeleVue

    TeleVue - 6mm 72° Delos Eyepiece

    This TeleVue Delos Eyepiece has a 6mm focal length and is presented in a 1.25" format. Continuously adjustable height eyeguard system that can be locked in any position

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    (48 States)
    Model#: EDL-06.0
    $345.00

  14. Celestron - 7mm Luminos Eyepiece - 1.25"

    Celestron - 7mm Luminos Eyepiece - 1.25"

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    Model#: 93430

    Regular Price: $139.95

    Special Price: $99.95

  15. Meade - 5.5mm Series 5000 Ultra Wide Angle Waterproof 82° Eyepiece - 1.25"

    Meade - 5.5mm Series 5000 Ultra Wide Angle Waterproof 82° Eyepiece - 1.25"

    With a precision machined 1.25" barrel, comfortably long 13.2mm eye relief, and adjustable twist-up rubber eyeguard for comfort and blocking stray light

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    Model#: 07740
    $129.00

  16. Levenhuk - 9mm Ra ER20 WA Eyepiece

    Levenhuk - 9mm Ra ER20 WA Eyepiece

    Levenhuk Ra ER20 WA 9 mm is a wonderful wide-angle eyepiece with a 9-mm focal length and an apparent field of view of 68°..

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    Model#: 35006
    $149.95

  17. Levenhuk - 3mm Ra LER Eyepiece

    Levenhuk - 3mm Ra LER Eyepiece

    Levenhuk Ra LER 3 mm is a practical eyepiece with a short focal length of 3 mm (0.1 in) and a long eye relief for maximum comfort during observations

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    Model#: 35010
    $99.95

  18. Vernonscope Brandon 8mm 1.25" Parfocal Brandon Ocular Eyepiece Flat Top

    Vernonscope - Brandon 8mm 1.25" Parfocal Brandon Ocular Eyepiece - Flat Top

    The Vernonscope 8mm Flat Top Brandon Eyepiece is excellent when used with optical tubes with slower focal ratios (f/7 or higher) because they provide high contrast views of planets. However, it can also be used with faster focal ratio telescopes as well.

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    (48 States)
    Model#: VB8FT
    $235.00

  19. Vernonscope Brandon 6mm 1.25" Parfocal Brandon Ocular Eyepiece - Flat Top

    Vernonscope - Brandon 6mm 1.25" Parfocal Brandon Ocular Eyepiece - Flat Top

    The 6mm Brandon flat top eyepiece by Vernonscope is best used with slower end focal ratios (f/7 or higher) due to its ability to provide high contrast views, specifically when viewing planets and star systems. While it can be used with fast focal ratios, it is best used with higher ones.

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    (48 States)
    Model#: VB6FT
    $235.00

  20. Explore Scientific 9mm 120° Argon Purged Waterproof Eyepiece - 2"

    Explore Scientific - 9mm 120° Argon Purged Waterproof Eyepiece - 2"

    Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer deposition coatings, Explore Scientific 120° Series™ Argon-Purged Waterproof extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics.

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    (48 States)
    Model#: EPWP12009-01
    $899.99

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