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Items 1 - 25 of 123

Astrodon 3 nm H-Alpha Narrowband Filter - 49.7 mm Round Unmounted - HA3-50R

SKU: ASD-HA3-50R
  • Filter Type: H-Alpha
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$1,145.00
 

Astrodon 3 nm H-Alpha Narrowband Filter - 36 mm Round Unmounted - HA3-36R

SKU: ASD-HA3-36R
  • Filter Type: H-Alpha
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$748.00
 

Astrodon 3 nm NII Narrowband Filter - 36 mm Round - NII3-36MR

SKU: ASD-NII3-36MR
  • Filter Type: NII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$639.00
 
Astrodon OIII 3 nm Narrowband Filter - 36 mm Unthreaded Insert

Astrodon 3 nm OIII Narrowband Filter - 36 mm Round - OIII3-36R

SKU: ASD-OIII3-36R
  • Filter Type: OIII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$748.00
 

Astrodon 3 nm SII Narrowband Filter - 36 mm Round - SII3-36R

SKU: ASD-SII3-36R
  • Filter Type: SII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$748.00
 
Astrodon 36 mm Round H-Alpha 5 nm Narrowband Filter

Astrodon 5 nm H-Alpha Narrowband Filter - 36 mm Round - HA5-36R

SKU: ASD-HA5-36R
  • Filter Type: H-Alpha
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$501.00
 
Astrodon 3 nm OIII Narrowband Filter - 50 mm Round

Astrodon 3 nm OIII Narrowband Filter - 49.7 mm Round Unmounted - OIII3-50R

SKU: ASD-OIII3-50R
  • Filter Type: OIII
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$1,145.00
 
Astrodon 3 nm SII Narrowband 49.7 mm Round Filter

Astrodon 3 nm SII Narrowband Filter - 49.7 mm Round Unmounted - SII3-50R

SKU: ASD-SII3-50R
  • Filter Type: SII
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$1,145.00
 
Astrodon 3 nm SII Narrowband 49.7 mm Round Filter

Astrodon 3 nm SII Narrowband Filter - 65 mm Square Unmounted - SII3-65S

SKU: ASD-SII3-65S
  • Filter Type: SII
  • Filter Size: 65 mm
  • Filter Shape: Square
  • Filter Insert Style: Drop-In
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$2,495.00
 

Astrodon 3 nm H-Alpha Narrowband Filter - 65 mm Square Unmounted - HA3-65S

SKU: ASD-HA3-65S
  • Filter Type: H-Alpha
  • Filter Size: 65 mm
  • Filter Shape: Square
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$2,495.00
 

Astrodon 3 nm OIII Narrowband Filter - 65 mm Square Unmounted - OIII3-65S

SKU: ASD-OIII3-65S
  • Filter Type: OIII
  • Filter Size: 65 mm
  • Filter Shape: Square
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$2,495.00
 

Astrodon 5 nm OIII Narrowband Filter - 36 mm Round Unmounted - OIII5-36R

SKU: ASD-OIII5-36R
  • Filter Type: OIII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$501.00
 

Astrodon 5 nm SII Narrowband Filter - 36 mm Round Unmounted - SII5-36R

SKU: ASD-SII5-36R
  • Filter Type: SII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$501.00
 
Astrodon Generation 2 E-Series 1.25" Threaded Cell Tru-Balance LRGB Filter Set

Astrodon Gen2 E-Series LRGB Tru-Balance Filter Set - 1.25" Threaded Cell - LRGB2-E27R

SKU: ASD-LRGB2-E27R
  • Filter Type: RGB
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$547.00
 
Astrodon Generation 2 E-Series Tru-Balance LRGB Filter Set - 31 mm Unthreaded Insert

Astrodon Gen2 E-Series LRGB Tru-Balance Filter Set - 31 mm Unthreaded Insert - LRGB2-E31R

SKU: ASD-LRGB2-E31R
  • Filter Type: RGB
  • Filter Size: 31 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$615.00
 
Astrodon UVenus UV Imaging Filter

Astrodon UVenus UV Imaging Filter - 1.25" Threaded Cell - UVENUS-27R

SKU: ASD-UVENUS-27R
  • Filter Type: Fringe-Killer/Minus Violet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$209.00
 

Astrodon Luminance Gen2 UV/NIR Blocking Filter - 1.25" Threaded Cell - L2-27R

SKU: ASD-L2-27R
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$184.00
 

Astrodon Clear Filter with UV-Blocking Only - 1.25" Threaded Cell - C2-27R

SKU: ASD-C2-27R
  • Filter Type: Clear
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$173.00
 

Astrodon 5 nm H-Alpha Narrowband Filter - 1.25" Threaded Cell - HA5-27R

SKU: ASD-HA5-27R
  • Filter Type: H-Alpha
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$380.00
 

Astrodon 3 nm H-Alpha Narrowband Filter - 1.25" Threaded Cell - HA3-27R

SKU: ASD-HA3-27R
  • Filter Type: H-Alpha
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$564.00
 
Astrodon Narrowband Filters

Astrodon 5 nm OIII Narrowband Filter - 1.25" Threaded Cell - OIII5-27R

SKU: ASD-OIII5-27R
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$380.00
 
Astrodon Narrowband Filters

Astrodon 3 nm OIII Narrowband Filter - 1.25" Threaded Cell - OIII3-27R

SKU: ASD-OIII3-27R
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$564.00
 
5 nm SII Narrowband Filter - 1.25" Threaded Cell

Astrodon 5 nm SII Narrowband Filter - 1.25" Threaded Cell - SII5-27R

SKU: ASD-SII5-27R
  • Filter Type: SII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$380.00
 
Astrodon Narrowband Filters

Astrodon 3 nm SII Narrowband Filter - 1.25" Threaded Cell - SII3-27R

SKU: ASD-SII3-27R
  • Filter Type: SII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$564.00
 
Astrodon Narrowband Filters

Astrodon 3 nm NII Narrowband Filter - 49.7 mm Round Unmounted - NII3-50R

SKU: ASD-NII3-50R
  • Filter Type: NII
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$1,145.00
 

High Point Scientific carries the most popular telescope brands among astronomy enthusiasts, including Celestron, Baader Planetarium, Orion, and many more. We also design our own astronomy products under the High Point brand, to give you the best selection of products at the price you’re looking for.


We work directly with manufacturers to give you a wide selection of products from many other brands like Meade, TeleVue, Explore Scientific, Coronado, and iOptron. While we have dedicated many hours researching what telescope brands you - our customers - are looking for, we encourage you to explore up and coming brands on our website such as William Optics, Pentax, SkyWatcher, and Stellarvue.


High Point Scientific offers many of the latest brands to choose from for telescope accessories. Just a few of these brands include AstroZap, ADM Accessories, Losmandy, Takahashi, and JMI. It’s important to make sure you have the correct accessories for your aspirations and budget and our experts are here to make sure you find them.


Astro-imaging is a growing industry, not just for photographers, but for astronomy hobbyists as well. With so many quality, affordable products, it’s easy to see why! Brands like QSI, ZWO, and QHY have designed some of the best astrophotography cameras in the industry, and we have them right here at High Point!

High Point Scientific is rated 4.9/5 based on 1347 reviews