Observing Aids

  • Baader Planetarium
    Baader Planetarium
    $116
    save $-116
  • Astro-Physics
    Astro-Physics
    $399
    save $-399
  • Cloud Break Optics
    Cloud Break Optics
    $4.95
    save $-4.95
  • Planewave
    Planewave
    $50
    save $-50
  • David Chandler Company
    David Chandler Company
    $11.95
    save $-11.95
  • Celestron
    Celestron
    $19.95
    save $-19.95
  • Celestron
    Celestron
    $19.95
    save $-19.95
  • Tele Vue
    Tele Vue
    $694
    save $-694
  • Tele Vue
    Tele Vue
    $810
    save $-810
  • nPAE
    nPAE
    $73.92
    save $-73.92
  • Tele Vue
    Tele Vue
    $511
    save $-511
  • Takahashi
    Takahashi
    $56
    save $-56
  • Astrosystems
    Astrosystems
    $29
    save $-29
  • Planewave
    Planewave
    $5,800
    save $-5,800
  • Rigel Systems
    Rigel Systems
    $49.95
    save $-49.95
  • Rigel Systems
    Rigel Systems
    $49.95
    save $-49.95
  • William Optics
    William Optics
    Sold out
    save $-33
  • Tele Vue
    Tele Vue
    $88
    save $-88
  • Rigel Systems
    Rigel Systems
    $14.95
    save $-14.95
  • Rigel Systems
    Rigel Systems
    $53.95
    save $-53.95
  • Rigel Systems
    Rigel Systems
    $11
    save $-11
  • Cloud Break Optics
    Cloud Break Optics
    Sold out
    save $-420
  • Meade
    Meade
    Sold out
    save $-24.99
  • Cloud Break Optics
    Cloud Break Optics
    $29.95
    save $-29.95
  • Telrad
    Telrad
    $8.95
    save $-8.95
  • Telrad
    Telrad
    $25.95
    save $-25.95
  • Telrad
    Telrad
    $23
    save $-23
  • Hotech
    Hotech
    $110
    save $-110
  • William Optics
    William Optics
    Sold out
    save $-96
  • Tele Vue
    Tele Vue
    $62
    save $-62
  • Tele Vue
    Tele Vue
    $421
    save $-421
  • Unihedron
    Unihedron
    $155
    save $-155
  • Mark V Binocular Viewer and Optional Case (BPMARKVS)
    Baader Planetarium
    Baader Planetarium
    $ 1,895.00
    $ 1,895.00
  • MaxBright Diagonal (PMDMAX)
    Astro-Physics
    Astro-Physics
    $ 399.00
    $ 399.00
  • Micro Fiber Cloth
    Cloud Break Optics
    Cloud Break Optics
    $ 4.95
    $ 4.95
  • Mounting Bracket for Finderscopes
    Planewave
    Planewave
    $ 50.00
    $ 50.00
  • Night Reader Pro Astronomer's Flashlight
    David Chandler Company
    David Chandler Company
    $ 11.95
    $ 11.95
  • Night Vision Flashlight (93588)
    Celestron
    Celestron
    $ 19.95
    $ 19.95
  • Night Vision Red Headlamp (93581)
    Celestron
    Celestron
    $ 19.95
    $ 19.95
  • NP101is Accessory Package
    Tele Vue
    Tele Vue
    $ 694.00
    $ 694.00
  • NP127is Accessory Package
    Tele Vue
    Tele Vue
    $ 810.00
    $ 810.00
  • Pack of three 2
    nPAE
    nPAE
    $ 73.92
    $ 73.92
  • Paracorr Type 2 Coma Corrector
    Tele Vue
    Tele Vue
    $ 511.00
    $ 511.00
  • Photo Tube Extension DT (TKP20006B)
    Takahashi
    Takahashi
    $ 56.00
    $ 56.00
  • Pivot Kits
    Astrosystems
    Astrosystems
    $ 29.00
    $ 29.00
  • Primary Mirror Shutter
    Planewave
    Planewave
    $ 7,500.00
    $ 7,500.00
  • PulsGuide Guiding Eyepiece Illuminator
    Rigel Systems
    Rigel Systems
    $ 49.95
    $ 49.95
  • PulsGuide Jr Pulsing Finder Illuminator
    Rigel Systems
    Rigel Systems
    $ 49.95
    $ 49.95
  • Push-in nose piece for WO Diagonals (WD-DIG2A)
    William Optics
    Sold out

    $ 49.95
  • Questar Adapter
    Tele Vue
    Tele Vue
    $ 88.00
    $ 88.00
  • QuikFinder AA Battery Pack
    Rigel Systems
    Rigel Systems
    $ 14.95
    $ 14.95
  • QuikFinder Compact Reflex Sight
    Rigel Systems
    Rigel Systems
    $ 53.95
    $ 53.95
  • QuikFinder Extra Baseplates
    Rigel Systems
    Rigel Systems
    $ 11.00
    $ 11.00
  • RASA8 Visual Adapter
    Cloud Break Optics
    Sold out

    $ 11.00
  • Red and White LED Headlamp
    Meade
    Sold out

    $ 11.00
  • Red Gel Filter for Monitor
    Cloud Break Optics
    Cloud Break Optics
    $ 29.95
    $ 29.95
  • Reflex Sight Finder Mounting Base Only
    Telrad
    Telrad
    $ 8.95
    $ 8.95
  • Telrad
    Telrad
    $ 25.95
    $ 25.95
  • Telrad
    Telrad
    $ 23.00
    $ 23.00
  • SCA Laser Collimator for Newtonian Telescopes
    Hotech
    Hotech
    $ 135.00
    $ 135.00
  • SCT 1.25
    William Optics
    Sold out

    $ 135.00
  • SCT Adapter
    Tele Vue
    Tele Vue
    $ 62.00
    $ 62.00
  • SCT RichField Kit - 2” 90º Everbrite w/SCT Adpt.
    Tele Vue
    Tele Vue
    $ 421.00
    $ 421.00
  • Sky-Quality Meter (SQM-L)
    Unihedron
    Unihedron
    $ 155.00
    $ 155.00


Personal Upgrade Path

Buy risk-free: When it’s time to trade up you’ll get the most value for your used gear.

Learn More