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Filters

Items 1 - 25 of 127
Baader Planetarium Moon & Skyglow Filter - 2"

Baader Planetarium 2" Moon and Skyglow Filter - FMS-2

SKU: BAD-FMS-2
  • Filter Type: SkyGlow
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$152.00

Orion SkyGlow Broadband Light Pollution Reduction Filter 2" - 05659

SKU: ORI-05659
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$69.99

Lumicon Gen 3 OIII Oxygen III Filter - 2" - LF3045

SKU: LUM-LF3045
  • Filter Type: OIII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$200.00
Celestron 2" UHC Light Pollution Reduction Filter

Celestron Ultra High Contrast (UHC) Light Pollution Reduction 2" Filter - 94124

SKU: CEL-94124
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$109.95 $92.95

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
Baader Planetarium Semi APO Filter - 2" Mounted

Baader Planetarium 2" Semi-APO Filter - FSAPO-2

SKU: BAD-FSAPO-2
  • Filter Type: Fringe-Killer/Minus Violet
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$169.00

Baader LRGB CCD Filter Set - 2" Mounted - FLRGB-2

SKU: BAD-FLRGB-2
  • Filter Type: RGB
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$619.00

Lumicon 2" Minus Violet Filter - LF3125

SKU: LUM-LF3125
  • Filter Type: Fringe-Killer/Minus Violet
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$80.00

Baader UV IR-Cut L Filter - 2" Mounted - FUVIR-2

SKU: BAD-FUVIR-2
  • Filter Type: UV/IR/Luminance
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$132.00

Lumicon 2" Deep Sky Filter - LF3015

SKU: LUM-LF3015
  • Filter Type: Nebula/Broadband
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$200.00

Orion Ultrablock Narrowband Light Pollution Reduction Filter 2" - 05657

SKU: ORI-05657
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$99.99

Celestron Oxygen III (OIII) Narrowband 2" Filter - 93624

SKU: CEL-93624
  • Filter Type: OIII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$119.95 $99.95

Orion SkyGlow Imaging 2" Filter - 05561

SKU: ORI-05561
  • Filter Type: SkyGlow
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$159.99

Orion Variable Polarizing 2" Moon Filter - 05562

SKU: ORI-05562
  • Filter Type: Polarizing
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$59.99

Orion Oxygen III Nebula 2" Filter - 05582

SKU: ORI-05582
  • Filter Type: OIII
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$129.99

Orion Hydrogen-Beta Nebula 2" Filter - 05584

SKU: ORI-05584
  • Filter Type: H-Beta
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$129.99

Orion 2" Neutral-Density Moon Filter - 13% Light Transmission - 05594

SKU: ORI-05594
  • Filter Type: Neutral Density/Moon
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$24.99

Lumicon 2" Ultra High Contrast (UHC) Filter - LF3030

SKU: LUM-LF3030
  • Filter Type: UHC
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$200.00

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
Free shipping Free shipping
$200.00

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 2" UV/Infrared Filter - LF3145

SKU: LUM-LF3145
  • Filter Type: UV/IR/Luminance
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$255.00 $204.00

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
Free shipping Free shipping
$179.00

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
Free shipping Free shipping
$179.00
Baader Planetarium Contrast Boost Filter - 2"

Baader Planetarium 2" Contrast Booster Filter - FCB-2

SKU: BAD-FCB-2
  • Filter Type: Fringe-Killer/Minus Violet
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$147.00
Baader Planetarium 6-Piece Eyepiece Color Filter Set - 2"

Baader Planetarium 2" Six Piece Eyepiece Filter Set - FCFS-2

SKU: BAD-FCFS-2
  • Filter Type: Color Planetary
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$399.00