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Astronomy Clearance: Top Gear, Lowest Prices

Looking for a golden opportunity to upgrade your setup? Our Clearance Section is where high-quality astronomy gear meets unbeatable value.

Huge Savings on Premium Optics

These deals aren't about lower quality—they are about smart timing. You’ll find deep discounts on:

  • Overstock Items: We’re clearing out extra inventory to make room for new arrivals.

  • Discontinued Models: High-performance gear at a fraction of the cost because a newer version has launched.

  • Final Call: Once these items are sold out, they won't be back.

Reliable Performance for Less

Lower prices don't mean compromised views. Whether it’s a telescope, mount, or eyepiece, every product here is built to deliver professional results. It’s the same great equipment, just at a clearance price.

Shop now and grab these deals before they disappear into the night sky!

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Save up to $29.00 Save $0.00
$419.00
$207.00 - $419.00
$419.00
$207.00 - $390.00
$207.00 - $390.00
$207.00

Player One LRGB Filter S-series

Player One

Player One LRGB Filter S-series Player One S-series filter using high quality optical glass substrate and multi-layer composite coating technology,...

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$419.00
$207.00 - $419.00
$419.00
$207.00 - $390.00
$207.00 - $390.00
$207.00
Save up to $29.00 Save $0.00
Player One 7nm SHO Narrowband Filters 2" Player One Save up to $77.00 Save $0.00
$1,047.00
$349.00 - $1,047.00
$1,047.00
$349.00 - $970.00
$349.00 - $970.00
$349.00

Player One 7nm SHO Narrowband Filters 2"

Player One

Player One 7nm SHO Narrowband Filters 2" This is a New Product - Please note that further information will come soon.  Multilayer composite coating...

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$1,047.00
$349.00 - $1,047.00
$1,047.00
$349.00 - $970.00
$349.00 - $970.00
$349.00
Save up to $77.00 Save $0.00
Starizona Apex ED 0.65x Reducer / Flattener - Astronomy Plus
Starizona Apex ED 0.65x Reducer / Flattener - Astronomy Plus Save up to $109.00 Save $0.00
$629.00
$629.00 - $629.00
$629.00
$520.00 - $629.00
$520.00 - $629.00
$520.00

Starizona Apex ED 0.65x Reducer / Flattener

Starizona

Apex ED 0.65x Reducer / Flattener With the Apex ED reducer, an f/5.5 apo refractor becomes an incredibly fast f/3.6 astrograph. A slower f/9 telesc...

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$629.00
$629.00 - $629.00
$629.00
$520.00 - $629.00
$520.00 - $629.00
$520.00
Save up to $109.00 Save $0.00
Sky-Watcher 0.77x Reducer/Flattener for EvoStar 150DX (S20208) - Astronomy Plus Save $550.00 Save $0.00
$700.00
$700.00 - $700.00
$700.00
$150.00
$150.00 - $150.00
$150.00

Sky-Watcher 0.77x Reducer/Flattener for EvoStar 150DX (S20208)

Sky-Watcher

Sky-Watcher 0.77x Reducer/Flattener for EvoStar 150DX 34mm fully illuminated field, compatible with both APS-C and full frame sensors 89mm back-f...

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$700.00
$700.00 - $700.00
$700.00
$150.00
$150.00 - $150.00
$150.00
Save $550.00 Save $0.00
APM Red Dot Finder (100ED-SUCHER) - Astronomy Plus
Save $39.00 Save $0.00
$146.00
$146.00 - $146.00
$146.00
$107.00
$107.00 - $107.00
$107.00

APM Red Dot Finder (100ED-SUCHER)

APM

APM Red Dot Finder APM Red Dot Finder for Telescopes and the new APM100ED Binocular, incl. Findershoe. The APM Red Dot Finder (100ED-SUCHER) is...

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$146.00
$146.00 - $146.00
$146.00
$107.00
$107.00 - $107.00
$107.00
Save $39.00 Save $0.00
Save $32.00 Save $0.00
$260.00
$260.00 - $260.00
$260.00
$228.00
$228.00 - $228.00
$228.00

Askar Focal Plane Adjuster (FPA)

Askar

Askar Focal Plane Adjuster (Tilter)     In daily astrophotography, users often experience unsatisfactory image results due to the...

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$260.00
$260.00 - $260.00
$260.00
$228.00
$228.00 - $228.00
$228.00
Save $32.00 Save $0.00
Antlia NEW Solar Discover 3nm CaK filter (SD-CAK3) Antlia
Antlia NEW Solar Discover 3nm CaK filter (SD-CAK3) Antlia
Save $110.00 Save $0.00
$510.00
$510.00 - $510.00
$510.00
$400.00
$400.00 - $400.00
$400.00

Antlia NEW Solar Discover 3nm CaK filter (SD-CAK3)

Antlia

Antlia New Solar Discover 3nm CaK filter Telescope-side connection is 1.25" and 2" Camera side connection is 2" with ring clamp Transmission at 3...

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$510.00
$510.00 - $510.00
$510.00
$400.00
$400.00 - $400.00
$400.00
Save $110.00 Save $0.00
Antlia Solar Discover 5Å CaK filter (SD-CAK5) Antlia
Antlia Solar Discover 5Å CaK filter (SD-CAK5) Antlia
Save $169.00 Save $0.00
$1,249.00
$1,249.00 - $1,249.00
$1,249.00
$1,080.00
$1,080.00 - $1,080.00
$1,080.00

Antlia Solar Discover 5Å CaK filter (SD-CAK5)

Antlia

Antlia Solar Discover 5Å CaK filter (SD-CAK5) The Antlia Solar Discover 5Å CaK assembly incorporates a set of light-reducing filters to reduce sola...

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$1,249.00
$1,249.00 - $1,249.00
$1,249.00
$1,080.00
$1,080.00 - $1,080.00
$1,080.00
Save $169.00 Save $0.00
Antlia Solar Discover Dualband（Ha, CaK and CaH) - Standard (SD-DUAL-STD) Antlia
Antlia Solar Discover Dualband（Ha, CaK and CaH) - Standard (SD-DUAL-STD) Antlia
Save $42.00 Save $0.00
$212.00
$212.00 - $212.00
$212.00
$170.00
$170.00 - $170.00
$170.00

Antlia Solar Discover Dualband（Ha, CaK and CaH) - Standard (SD-DUAL-STD)

Antlia

Antlia Solar Discover Dualband（Ha, CaK and CaH) - Standard The Antlia Solar Discover Dualband (Ha, CaK, and CaH) filter assembly comes in both stan...

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$212.00
$212.00 - $212.00
$212.00
$170.00
$170.00 - $170.00
$170.00
Save $42.00 Save $0.00
Celestron 2" Oxygen III Narrowband Filter (93624) - Astronomy Plus
Save $70.00 Save $0.00
$170.00
$170.00 - $170.00
$170.00
$100.00
$100.00 - $100.00
$100.00

Celestron 2" Oxygen III Narrowband Filter (93624)

Celestron

Celestron 2" Oxygen III Narrowband Filter The 2" OIII narrowband filter isolates just the two doubly-ionized oxygen lines (496 and 501nm lines) emi...

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$170.00
$170.00 - $170.00
$170.00
$100.00
$100.00 - $100.00
$100.00
Save $70.00 Save $0.00
Starfield GĖAR Series 60mm Petzvel APO (G60Q) - Astronomy Plus
Starfield GĖAR Series 60mm Petzvel APO (G60Q) - Astronomy Plus
Save $300.00 Save $0.00
$1,570.00
$1,570.00 - $1,570.00
$1,570.00
$1,270.00
$1,270.00 - $1,270.00
$1,270.00

Starfield GĖAR Series 60mm Quad f/5 Astrograph (G60Q)

Starfield

Starfield GEAR60Q - 60MM QUAD PETZVAL ASTROGRAPH The Starfield 60mm quadruplet f/5 Petzvel APO will take your widefield imaging game to new levels....

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$1,570.00
$1,570.00 - $1,570.00
$1,570.00
$1,270.00
$1,270.00 - $1,270.00
$1,270.00
Save $300.00 Save $0.00
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