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Items 1 - 25 of 59

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
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$501.00

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
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$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
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$501.00

Optolong OIII CCD 6.5nm Filter - 36mm Unmounted - OIIICCD65-36U

SKU: OTL-OIIICCD65-36U
  • Filter Type: OIII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$195.00
Optolong SII Unmounted Filter

Optolong SII CCD 12nm Filter - 36mm Unmounted - SIICCD12-36U

SKU: OTL-SIICCD12-36U
  • Filter Type: SII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$159.00 $127.00
Optolong SII Unmounted Filter

Optolong SII CCD 6.5nm Filter - 36mm Unmounted - SIICCD65-36U

SKU: OTL-SIICCD65-36U
  • Filter Type: SII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$199.00
Optolong H-Alpha Unmounted Filter

Optolong H-Alpha 7nm CCD Filter - 36mm Unmounted - HAL7-36U

SKU: OTL-HAL7-36U
  • Filter Type: H-Alpha
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$193.00

Optolong LRGB CCD Filter Set - 36mm Unmounted - LRGB-36U

SKU: OTL-LRGB-36U
  • Filter Type: RGB
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$299.00
Optolong UVIR Cut Unmounted Filter

Optolong UV-IR Cut Filter - 36mm Unmounted - UVIR-36U

SKU: OTL-UVIR-36U
  • Filter Type: UV/IR/Luminance
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$56.00
Baader 36 mm LRGBC Filter Set

Baader LRGBC CCD Filter Set - 36 mm Unmounted - FLRGBC-RD36

SKU: BAD-FLRGBC-RD36
  • Filter Type: RGB
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$524.00
Baader 36 mm Round LRGB Filter Set

Baader LRGB CCD Filter Set - 36 mm Round Unmounted - FLRGB-RD36

SKU: BAD-FLRGB-RD36
  • Filter Type: RGB
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$477.00
Baader SII 8nm Narrowband Filter - 36 mm Round

Baader S-II 8 nm Narrowband CCD Filter - 36 mm Unmounted - FSIIN-RD36

SKU: BAD-FSIIN-RD36
  • Filter Type: SII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$188.00
Baader OIII 8.5 nm Filter - 36 mm Unmounted

Baader OIII 8.5 nm Narrowband CCD Filter - 36 mm Unmounted - FOIIIN-RD36

SKU: BAD-FOIIIN-RD36
  • Filter Type: OIII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$182.00
Baader 36 mm H-alpha 7 nm Narrowband Filter

Baader H-Alpha 7 nm Narrowband CCD Filter - 36 mm Unmounted - FHALN-RD36

SKU: BAD-FHALN-RD36
  • Filter Type: H-Alpha
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$195.00
Baader Clear IR-Blocked Filter - 36 mm Round Unmounted

Baader Clear (C) IR-Blocked Focusing Filter - 36 mm Unmounted

SKU: BAD-FC-RD36
  • Filter Type: Clear
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
$64.00

ZWO LRGB Filter Set - 36mm Unmounted - LRGB-36

SKU: ZWO-LRGB-36
  • Filter Type: RGB
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$199.00 $179.10
Astronomik 36 mm CLS-CCD Light Pollution Filter

Astronomik CLS CCD Light Pollution Filter - 36 mm Round - CLSCCD-36

SKU: ASF-CLSCCD-36
  • Filter Type: CLS/LPR
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$129.95
Astronomik 36 mm Round MC Clear Filter

Astronomik MC Clear Glass Filter - 36 mm Round - C-36

SKU: ASF-C-36
  • Filter Type: Clear
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$59.95

ZWO H-Alpha 7nm CCD Filter - 36mm - HA36

SKU: ZWO-HA36
  • Filter Type: H-Alpha
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$169.00 $152.10

ZWO SII 7nm Filter - 36mm - SII36

SKU: ZWO-SII36
  • Filter Type: SII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$169.00 $152.10
Astronomik SII 12 nm CCD Filter - 36 mm Round

Astronomik SII 12 nm CCD Filter - 36 mm - SII-36

SKU: ASF-SII-36
  • Filter Type: SII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$189.95

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