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Astrophotography Deal - Celestron 11" RASA - $1000 Off - Now Only $2595 - Limited Quantity On Hand

Deep Sky Filters

Items 76 - 100 of 196
Astronomik 12 nm O-III CCD Filter - 36 mm Round

Astronomik OIII 12 nm CCD Filter - 36 mm Round - OIIICCD-36

SKU: ASF-OIIICCD-36
  • Filter Type: OIII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$189.95
Astronomik OIII 12 nm CCD Filter - 50 mm Round

Astronomik OIII 12 nm CCD Filter - 50 mm Round - OIIICCD-50R

SKU: ASF-OIIICCD-50R
  • Filter Type: OIII
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$299.95
Astronomik 31 mm Round SII 12 nm CCD Filter

Astronomik SII 12 nm CCD Filter - 31 mm - SII-31

SKU: ASF-SII-31
  • Filter Type: SII
  • Filter Size: 31 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$169.95
Astronomik 1.25" Round Mounted SII 6 nm CCD Filter

Astronomik SII 6 nm CCD Filter - 1.25" - SII6-1

SKU: ASF-SII6-1
  • Filter Type: SII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$199.95
Astronomik 6 nm OIIICCD Filter - 1.25" Round Mounted

Astronomik OIII 6 nm CCD Filter - 1.25" Round Mounted - OIIICCD6-1

SKU: ASF-OIIICCD6-1
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$199.95
Astronomik 1.25" ProPlanet 807 IR-Pass Filter

Astronomik ProPlanet 807 IR Pass Filter - 1.25" Round Mounted - P807-1

SKU: ASF-P807-1
  • Filter Type: Pro Planet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$49.95
Astronomik 2" Round Mounted OIII 6 nm CCD Filter

Astronomik OIII 6 nm CCD Filter - 2" Round Mounted - OIIICCD6-2

SKU: ASF-OIIICCD6-2
  • Filter Type: OIII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$469.95
Astronomik OIII 6 nm CCD Filter - 31 mm Round

Astronomik OIII 6 nm CCD Filter - 31 mm Round - OIIICCD6-31

SKU: ASF-OIIICCD6-31
  • Filter Type: OIII
  • Filter Size: 31 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$249.95
Astronomik 36 mm Round OIII 6 nm CCD Filter

Astronomik OIII 6 nm CCD Filter - 36 mm Round - OIIICCD6-36

SKU: ASF-OIIICCD6-36
  • Filter Type: OIII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$289.95
Astronomik 50 mm Round 6 nm OIII CCD Filter

Astronomik OIII 6 nm CCD Filter - 50 mm Round - OIIICCD6-50R

SKU: ASF-OIIICCD6-50R
  • Filter Type: OIII
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$469.95
Astronomik 6 nm OIII CCD T-Mount Filter

Astronomik OIII 6 nm CCD Filter - T-Mount - OIIICCD6-T

SKU: ASF-OIIICCD6-T
  • Filter Type: OIII
  • Filter Size: M42 x 0.75 mm (T-Thread)
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$419.95
Astronomik OIII 12 nm CCD T-Mount Filter

Astronomik OIII 12 nm CCD Filter - T-Mount - OIIICCD-T

SKU: ASF-OIIICCD-T
  • Filter Type: OIII
  • Filter Size: M42 x 0.75 mm (T-Thread)
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$269.95
Astronomik OIII SCT Rear Cell Visual Filter

Astronomik OIII Visual Filter - SC Rear Cell - OIII-SCT

SKU: ASF-OIII-SCT
  • Filter Type: OIII
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$199.95
Astronomik 1.25 Round Mounted ProPlanet 642 IR-Pass Filter

Astronomik ProPlanet 642 IR Pass Filter - 1.25" Round Mounted - P642-1

SKU: ASF-P642-1
  • Filter Type: Pro Planet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$65.95
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
Astronomik 50 mm Round SII 12 nm CCD Filter

Astronomik SII 12 nm CCD Filter - 50 mm Round - SII-50R

SKU: ASF-SII-50R
  • Filter Type: SII
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$299.95
Astronomik SII 12 nm CCD Filter - SC Rear Cell

Astronomik SII 12 nm CCD Filter - SCT Rear Cell - SII-SCT

SKU: ASF-SII-SCT
  • Filter Type: SII
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$289.95
Astronomik 2" Round Mounted SII 6 nm CCD Filter

Astronomik SII 6 nm CCD Filter - 2" - SII6-2

SKU: ASF-SII6-2
  • Filter Type: SII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$469.95
Astronomik 31 mm Round SII 6 nm CCD Filter

Astronomik SII 6 nm CCD Filter - 31 mm - SII6-31

SKU: ASF-SII6-31
  • Filter Type: SII
  • Filter Size: 31 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$249.95
Astronomik SII 6 nm CCD Filter - 36 mm Round

Astronomik SII 6 nm CCD Filter - 36 mm - SII6-36

SKU: ASF-SII6-36
  • Filter Type: SII
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$289.95
Astronomik 50 mm Round SII 6 nm CCD Filter

Astronomik SII 6 nm CCD Filter - 50 mm Round - SII6-50R

SKU: ASF-SII6-50R
  • Filter Type: SII
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$469.95
Astronomik SII 6 nm T-Mount CCD Filter

Astronomik SII 6 nm CCD Filter - T-Mount - SII6-T

SKU: ASF-SII6-T
  • Filter Type: SII
  • Filter Size: M42 x 0.75 mm (T-Thread)
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$419.95
Astronomik 2" H-Beta 12 nm Visual Filter

Astronomik H-Beta 12 nm Visual Filter - 2" - HB-2

SKU: ASF-HB-2
  • Filter Type: H-Beta
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$219.95
Astronomik 36 mm CLS Light Pollution Filter

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

SKU: ASF-CLS-36
  • Filter Type: CLS/LPR
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$109.95
Astronomik SCT Rear Cell CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter - SC Rear Cell - CLS-SCT

SKU: ASF-CLS-SCT
  • Filter Type: CLS/LPR
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$159.95