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Deep Sky Filters

Items 26 - 50 of 197

Lumicon 1.25" Hydrogen Beta (H-Beta) Filter - LF3055

SKU: LUM-LF3055
  • Filter Type: H-Beta
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$100.00

Lumicon 2" Hydrogen Beta (H-Beta) Filter - LF3060

SKU: LUM-LF3060
  • Filter Type: H-Beta
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$200.00

Lumicon Hydrogen Beta (H-Beta) Thread-on Filter for Schmidt-Cassegrain Rear Cell - LF3065

SKU: LUM-LF3065
  • Filter Type: H-Beta
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$200.00

Lumicon 1.25" Comet Filter - LF3070

SKU: LUM-LF3070
  • Filter Type: Comet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$100.00

Lumicon 2" Comet Filter - LF3075

SKU: LUM-LF3075
  • Filter Type: Comet
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$200.00

Lumicon Comet Thread-on Filter for Schmidt-Cassegrain Rear Cell - LF3080

SKU: LUM-LF3080
  • Filter Type: Comet
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$200.00

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
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$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
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$450.00

Thousand Oaks LP-1 Broadband Nebula Filter - 1.25" - LP-125

SKU: TOO-LP-125
  • Filter Type: Nebula/Broadband
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$89.00

Thousand Oaks LP-1 Broadband Nebula Filter - 2" - LP-148

SKU: TOO-LP-148
  • Filter Type: Nebula/Broadband
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$179.00

Thousand Oaks LP-2 Narrowband Nebula Filter - 1.25" - LP-225

SKU: TOO-LP-225
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$89.00

Thousand Oaks LP-2 Nebula Filter Narrowband - 2" - LP-248

SKU: TOO-LP-248
  • Filter Type: Nebula/Broadband
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$179.00

Thousand Oaks LP-3 Nebula Filter Oxygen III - 1.25" - LP-325

SKU: TOO-LP-325
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$89.00

Thousand Oaks LP-3 Oxygen III Nebula Filter - 2" - LP-348

SKU: TOO-LP-348
  • Filter Type: OIII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$179.00

Thousand Oaks LP-4 H-Beta Nebula Filter - 1.25" - LP-425

SKU: TOO-LP-425
  • Filter Type: H-Beta
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$89.00
Astrodon ExoPlanet Light Curve Filter with Blue Blocking

Astrodon Exo-Planet Clear Filter with Blue Blocking - 49.7 mm Round Unmounted - XOPBB-50R

SKU: ASD-XOPBB-50R
  • Filter Type: Clear
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$285.00

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
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$159.95 $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
Astronomik 1.25" CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter 1.25" - CLS-1

SKU: ASF-CLS-1
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$75.95
Astronomik 2" CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter 2" - CLS-2

SKU: ASF-CLS-2
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$159.95
Astronomik 31 mm CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter - 31 mm Round - CLS-31

SKU: ASF-CLS-31
  • Filter Type: CLS/LPR
  • Filter Size: 31 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$95.95

Astronomik CLS-CCD Light Pollution Filter - 1.25" - CLSCCD-1

SKU: ASF-CLSCCD-1
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$99.95
Astronomik 2" CLS-CCD Light Pollution Filter

Astronomik CLS-CCD Light Pollution Filter - 2" - CLSCCD-2

SKU: ASF-CLSCCD-2
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$199.95
Astronomik T-Thread CLS CCD Light Pollution Filter

Astronomik CLS CCD Light Pollution Filter - T-Mount - CLSCCD-T

SKU: ASF-CLSCCD-T
  • Filter Type: CLS/LPR
  • Filter Size: M42 x 0.75 mm (T-Thread)
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$179.95
Astronomik UHC Filter - 2" Round Mounted

Astronomik UHC Filter - 2" Round Mounted - UHC-2

SKU: ASF-UHC-2
  • Filter Type: UHC
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$219.95