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Items 1 - 25 of 69

Optolong OIII CCD 12nm Filter - 31mm Unmounted - OIIICCD12NM-31U

SKU: OTL-OIIICCD12NM-31U
  • Filter Type: OIII
  • Filter Size: 31 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
$130.00 $99.95
 

Optolong UHC Filter - 1.25" Mounted - UHC-125

SKU: OTL-UHC-125
  • Filter Type: UHC
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$55.00
 

Optolong UHC Filter - 2" Mounted - UHC-200

SKU: OTL-UHC-200
  • Filter Type: UHC
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$85.00
 

Optolong CLS Filter - 1.25" Mounted - CLS-125

SKU: OTL-CLS-125
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$55.00
 

Optolong CLS Filter - 2" Mounted - CLS-200

SKU: OTL-CLS-200
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$85.00
 

Optolong L-Pro Filter - 1.25" Mounted - LPRO-125

SKU: OTL-LPRO-125
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$149.00
 

Optolong L-Pro Filter - 2" Mounted - LPRO-200

SKU: OTL-LPRO-200
  • Filter Type: UV/IR/Luminance
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$199.00
 

Optolong CLS-CCD Filter -1.25" Mounted - CLSCCD-125

SKU: OTL-CLSCCD-125
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$96.00
 

Optolong CLS-CCD Filter - 2" Mounted - CLSCCD-200

SKU: OTL-CLSCCD-200
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$159.00
 

Optolong OIII 25nm Filter - 1.25" Mounted - OIII-125

SKU: OTL-OIII-125
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$78.00
 

Optolong 25nm OIII Filter - 2" Mounted - OIII-200

SKU: OTL-OIII-200
  • Filter Type: OIII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$108.00
 

Optolong OIII CCD 6.5nm Filter - 1.25" Mounted - OIIICCD65-125

SKU: OTL-OIIICCD65-125
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$159.00
 

Optolong OIII CCD 6.5nm Filter - 2" Mounted - OIIICCD65-200

SKU: OTL-OIIICCD65-200
  • Filter Type: OIII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$255.00
 

Optolong SII CCD 12nm Filter - 1.25" Mounted - SIICCD12-125

SKU: OTL-SIICCD12-125
  • Filter Type: SII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$129.00 $103.20
 

Optolong SII CCD 6.5nm Filter - 1.25" Mounted - SIICCD65-125

SKU: OTL-SIICCD65-125
  • Filter Type: SII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$159.00
 

Optolong SII CCD 6.5nm Filter - 2" Mounted - SIICCD65-200

SKU: OTL-SIICCD65-200
  • Filter Type: SII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$250.00
 

Optolong H-Alpha 7nm CCD Filter - 1.25" Mounted - HAL7-125

SKU: OTL-HAL7-125
  • Filter Type: H-Alpha
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$175.00
 

Optolong H-Alpha 7nm CCD Filter - 2" Mounted - HAL7-200

SKU: OTL-HAL7-200
  • Filter Type: H-Alpha
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$259.00
 

Optolong LRGB CCD Filter Set - 1.25" Mounted - LRGB-125

SKU: OTL-LRGB-125
  • Filter Type: RGB
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$249.00
 

Optolong LRGB Filter Set - 2" Mounted - LRGB-200

SKU: OTL-LRGB-200
  • Filter Type: RGB
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$359.00
 
Optolong UBVRI Filter Set

Optolong UBVRI Filter Set - 1.25" Mounted - UBVRI-125

SKU: OTL-UBVRI-125
  • Filter Type: Photometric (UBVIR, Johnson-Cousins)
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$685.00 $548.00
 
Optolong UBVRI Filter Set

Optolong UBVRI Filter Set - 2" Mounted - UBVRI-200

SKU: OTL-UBVRI-200
  • Filter Type: Photometric (UBVIR, Johnson-Cousins)
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$830.00
 

Optolong H-Beta 25nm Filter - 1.25" Mounted - HBTA25-125

SKU: OTL-HBTA25-125
  • Filter Type: H-Beta
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$90.00
 

Optolong H-Beta 25nm Filter - 2" Mounted - HBTA25-200

SKU: OTL-HBTA25-200
  • Filter Type: H-Beta
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$139.00
 

Optolong Moon SkyGlow Filter - 1.25" Mounted - MSG-125

SKU: OTL-MSG-125
  • Filter Type: SkyGlow
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$32.00