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Forget Spring Cleaning! We need to make some room in our warehouse before holiday shipments start rolling in!

Save an extra 20% on a huge selection of astronomy & optical gear, from telescopes, eyepieces and imaging accessories to microscopes, binoculars & more! Remember, all of these items have already been marked down, but when you add the discount code "CLEAR20" in your shopping cart, you'll get an ADDITIONAL 20% OFF!

We have limited inventory on all of these clearance items, so don't delay, start shopping today.

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  • Celestron Celestron Cosmos 8 x 25 Tree of Life Binoculars - 71304
    $99.95 $79.95
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    No free shipping.
  • Orion Orion Stargazer 1.25" Filter Set - 05580
    $99.99 $79.95
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    free shipping
  • Celestron Celestron 40x/100x/400x Laboratory Biological Compound Microscope - 44102
    $119.95 $95.95
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    free shipping
  • Celestron Celestron 1000x Advanced High Power Compound Microscope with LED - 44106
    $279.95 $224.95
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    free shipping
  • Celestron Celestron Micro 360 Microscope - 44125
    $84.95 $69.95
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    free shipping
  • Celestron Celestron Professional Stereo Microscope with Zoom Lens & Halogen Lamp - 44206
    $579.95 $479.95
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    free shipping
  • Celestron Celestron Amoeba Digital Microscope Gray - 44326
    $74.95 $58.00
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    No free shipping.
  • Celestron Celestron Microscope Cover Slips - 100 piece box - 44418
    $2.95 $2.49
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    No free shipping.
  • Celestron Celestron Digital Microscope Imager - 44421
    $69.95 $59.95
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    No free shipping.
  • Celestron Celestron T-Adapter for SV60 Spotting Scope 93641
    $29.95 $23.00
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    No free shipping.
  • Kendrick Kendrick Astro Instruments Laser Collimator 2" Barlow Mask 2-BLM
    $18.95 $15.95
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    No free shipping.
  • Kendrick Kendrick FireFly Telrad Heater - 2003-FFR
    $30.95 $27.95
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    No free shipping.
  • Kendrick Kendrick FireFly 0.965" Eyepiece Heater - 2004-FFR
    $39.95 $29.95
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    No free shipping.
  • Kendrick Kendrick FireFly 1.25" Dew Heater - 2005-FFR
    $42.95 $38.95
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    No free shipping.
  • Kendrick Kendrick FireFly 6" Dew Heater - 2010-FFR
    $52.95 $47.95
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    No free shipping.
  • Kendrick Kendrick FireFly 11" Dew Heater - 2013-FFR
    $57.95 $51.95
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    No free shipping.
  • Kendrick Kendrick Dew-Guard 1" Electronic Secondary Mirror Heater - DG-1
    $55.95 $41.95
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    No free shipping.
  • Konus Konus Hobby 50 mm 3.5x Magnifying Glass - 3401
    $10.95 $6.00
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    No free shipping.
  • Konus Konus Photo Adapter for Microscope Model 5420 - 5124
    $24.95 $17.95
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    No free shipping.
  • Meade Meade Light Shroud for 10" LightBridge Truss-Tube Dobsonian Telescope - 07101
    $39.99 $34.95
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    No free shipping.
  • Meade 20 mm Series 5000 EWA Eyepiece
    Meade Meade 20 mm Series 5000 Extreme Wide Angle Eyepiece - 07752
    $499.00 $399.95
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    free shipping
  • Orion Orion 20-foot Power Extension Cable - 07279
    $9.99
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    No free shipping.
  • Orion Orion AC Adapter for Electronic Eyepiece - 08638
    $19.95 $15.95
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    No free shipping.
  • Orion Orion StarBlast 4.5" Reflecting Equatorial Telescope - 09798
    $219.99 $199.99
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    No free shipping.
  • Tele Vue Tele Vue 2" to 1.25" Adapter for PTT-2002 Paracorr Tunable Top - PRA-2003
    $30.00 $24.00
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    No free shipping.
  • Celestron Celestron Small Dec Cover for CG-5 GT Series Mounts - EQM505
    $15.00 $13.95
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    No free shipping.
  • Celestron Celestron LRGB Filter Set - 1.25" - 95517
    $279.95 $229.95
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    No free shipping.
  • Celestron Celestron TrekGuide Lite - Green - 48004
    $29.95 $19.50
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    No free shipping.
  • Celestron Celestron Binocular Harness Strap - 93577
    $19.95 $15.95
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    No free shipping.
  • Celestron Micro 360+ Microscope with 2 MP Imager
    Celestron Celestron Micro 360+ Microscope with 2 MP Imager - 44126
    $119.95 $95.95
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    free shipping
  • Celestron Portable LCD Digital Microscope
    Celestron Celestron Portable LCD Digital Microscope - 44310
    $89.95 $71.95
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    No free shipping.
  • Celestron Celestron NexImage Burst Monochrome Imager - 95519
    $199.95 $179.95
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    free shipping
  • Orion Orion MicroXplore PC 300 TV/PC Microscope - 58142
    $79.95 $50.00
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    No free shipping.
  • Rigel 12.5mm Crosshair Eyepiece without Pulsguide
    Rigel Systems Rigel Systems 12.5 mm Plossl Crosshair Eyepiece Only
    $99.95 $89.95
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    No free shipping.
  • Stellarvue RM Dovetail Rail
    Stellarvue Stellarvue Medium Guidescope Dovetail Rail - 15" - RM
    $59.00 $55.00
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    No free shipping.
  • Meade Meade Polar Alignment Scope for LX70 Equatorial Mount
    $49.99 $32.95
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    No free shipping.
  • Starlight Xpress SuperStar - Front
    Starlight Xpress Starlight Xpress SuperStar High Res Autoguider & CCD Camera - Color
    $645.00 $619.95
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    free shipping
  • Stellarvue CA006 Digital Camera Adapter for 1.25
    Stellarvue Stellarvue CA6 Digiscope Adapter for 1.25" Eyepieces - CA006
    $39.00 $37.95
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    No free shipping.
  • Celestron Celestron Omni XLT AZ 114 mm Newtonian - 22151
    $299.95 $229.95
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    free shipping
  • Celestron MicroSpin Digital Microscope
    Celestron Celestron MicroSpin Digital Microscope - 44114
    $79.95 $59.95
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    No free shipping.
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