Skip to content

UPS Shipping Delays / COVID-19 Response Statement

Deep Sky Filters

Items 1 - 25 of 220

Lumicon 1.25" Night Sky Hydrogen - Alpha (Ha) Filter - LF3085

SKU: LUM-LF3085
  • Filter Type: H-Alpha
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$55.00

Lumicon 82 mm Night Sky Hydrogen - Alpha (Ha) Filter - LF3115

SKU: LUM-LF3115
  • Filter Type: H-Alpha
  • Filter Size: 82 mm
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$450.00
Baader Planetarium 1.25" Visual OIII Nebula Filter

Baader Visual OIII Nebula Filter - 1.25" - FOIII-1

SKU: BAD-FOIII-1
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$109.00
Baader Planetarium 2" Visual OIII Nebula Filter

Baader Visual OIII Nebula Filter - 2" - FOIII-2

SKU: BAD-FOIII-2
  • Filter Type: OIII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$189.00
Baader 1.25" UHC-S Nebula Filter with L Booster

Baader UHC-S Nebula Filter - L Booster - 1.25" Mounted - FUHC-1

SKU: BAD-FUHC-1
  • Filter Type: UHC
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$89.00
Baader 2" UHC-S L Booster Filter

Baader UHC-S Nebula Filter - L Booster - 2" - FUHC-2

SKU: BAD-FUHC-2
  • Filter Type: UHC
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$147.00
Astronomik OIII 12 nm CCD Clip Filter for Canon EOS R/RP Full Frame Mirrorless Cameras

Astronomik OIII 12 nm CCD Filter - Canon EOS R XL Full Frame Clip - OIIICCD-EOS-R-XL

SKU: ASF-OIIICCD-EOS-R-XL
  • Filter Type: OIII
  • Filter Size: EOS R/RP
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$329.95
Astronomik OIII 6 nm CCD Clip Filter for Canon EOS R/RP Full Frame Mirrorless Cameras

Astronomik OIII 6 nm CCD Filter - Canon EOS R XL Full Frame Clip - OIIICCD6-EOS-R-XL

SKU: ASF-OIIICCD6-EOS-R-XL
  • Filter Type: OIII
  • Filter Size: EOS R/RP
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$519.95
Astronomik H-Alpha 12 nm CCD Filter - Canon EOS R XL Full Frame Clip

Astronomik H-Alpha 12 nm CCD Filter - Canon EOS R XL Full Frame Clip - HA12-EOS-R-XL

SKU: ASF-HA12-EOS-R-XL
  • Filter Type: H-Alpha
  • Filter Size: EOS R/RP
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$329.95
Astronomik H-Alpha 6 nm CCD Filter - Canon EOS R XL Full Frame Clip

Astronomik H-Alpha 6 nm CCD Filter - Canon EOS R XL Full Frame Clip - HA6-EOS-R-XL

SKU: ASF-HA6-EOS-R-XL
  • Filter Type: H-Alpha
  • Filter Size: EOS R/RP
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$519.95
Astronomik SII 12 nm CCD Clip Filter for Canon EOS R/RP Full Frame Mirrorless Cameras

Astronomik SII 12 nm CCD Filter - Canon EOS R XL Full Frame Clip - SII-EOS-R-XL

SKU: ASF-SII-EOS-R-XL
  • Filter Type: SII
  • Filter Size: EOS R/RP
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$329.95
Astronomik SII 6 nm CCD Clip Filter for Canon EOS R/RP Full Frame Mirrorless Cameras

Astronomik SII 6 nm CCD Filter - Canon EOS R XL Full Frame Clip - SII6-EOS-R-XL

SKU: ASF-SII6-EOS-R-XL
  • Filter Type: SII
  • Filter Size: EOS R/RP
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$519.95
Astronomik ProPlanet 642 IR-Pass EOS R XL Clip Filter for Canon EOS R/RP Full Frame Mirrorless Cameras

Astronomik ProPlanet 642 BP IR-Pass Filter - Canon EOS R XL Full Frame Clip - P642-EOS-R-XL

SKU: ASF-P642-EOS-R-XL
  • Filter Type: Pro Planet
  • Filter Size: EOS R/RP
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$169.95
Astronomik ProPlanet 742 IR-Pass EOS R XL Clip Filter for Canon EOS R/RP Full Frame Mirrorless Cameras

Astronomik ProPlanet 742 IR-Pass Filter - Canon EOS R XL Full Frame Clip - P742-EOS-R-XL

SKU: ASF-P742-EOS-R-XL
  • Filter Type: Pro Planet
  • Filter Size: EOS R/RP
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$125.95
Astronomik ProPlanet 807 IR-Pass EOS R XL Clip Filter for Canon EOS R/RP Full Frame Mirrorless Cameras

Astronomik ProPlanet 807 IR-Pass Filter - Canon EOS R XL Full Frame Clip - P807-EOS-R-XL

SKU: ASF-P807-EOS-R-XL
  • Filter Type: Pro Planet
  • Filter Size: EOS R/RP
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$125.95

Astronomik UHC Canon EOS Clip Filter - UHC-EOS - Used

SKU: UEQ-12715-ASF-UHC-EOS
  • Filter Type: UHC
  • Filter Size: EOS APS Clip
  • Filter Shape: Round
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$121.40
Baader Planetarium SII 8 nm Narrowband CCD Filter - 1.25" Mounted

Baader S-II 8 nm Narrowband CCD Filter - 1.25" Mounted - FSIIN-1

SKU: BAD-FSIIN-1
  • Filter Type: SII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$149.00
Explore Scientific 1.25" OIII Nebula Filter with Case

Explore Scientific 1.25" OIII Nebula Filter - 310205

SKU: EXS-310205
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$99.99
Explore Scientific 2" OIII Nebula Filter with Case

Explore Scientific 2" OIII Nebula Filter - 310200

SKU: EXS-310200
  • Filter Type: OIII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$129.99
Astronomik L-2 Luminance UV-IR Blocking Filter - EOS XL Full Frame Clip

Astronomik Luminance L-2 Canon EOS XL Full-Frame Clip Filter - L2-EOSXL

SKU: ASF-L2-EOSXL
  • Filter Type: UV/IR/Luminance
  • Filter Size: EOS Full Frame Clip
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$109.95
Astronomik 1.25" ProPlanet IR 742 Filter

Astronomik ProPlanet 742 IR Pass Filter - 1.25" - P742-1

SKU: ASF-P742-1
  • Filter Type: Pro Planet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$49.95
Astronomik ProPlanet 742 IR-Pass Filter - 2" Round Mounted

Astronomik ProPlanet IR - 742 Filter - 2" Round Mounted - P742-2

SKU: ASF-P742-2
  • Filter Type: Pro Planet
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$99.95
Astronomik 12 nm SII CCD Filter - 1.25" Round Mounted

Astronomik SII 12 nm CCD Filter - 1.25" - SII-1

SKU: ASF-SII-1
  • Filter Type: SII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$129.95
Astronomik 2" Round Mounted SII CCD Filter - 12 nm

Astronomik SII 12 nm CCD Filter - 2" - SII-2

SKU: ASF-SII-2
  • Filter Type: SII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$289.95
Astronomik 1.25" Round Mounted H-Alpha 12 nm CCD Filter

Astronomik H-Alpha 12 nm CCD Filter - 1.25" Round Mounted - HA12-1

SKU: ASF-HA12-1
  • Filter Type: H-Alpha
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$129.95