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Filters

Items 51 - 75 of 647
Baader 50.5 mm Round Unmounted UV-IR Cut/L Filter

Baader UV-IR-Cut L Filter - 50.4 mm Round Unmounted - FUVIR-RD50

SKU: BAD-FUVIR-RD50
  • Filter Type: UV/IR/Luminance
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
$156.00

Meade 1.25" Series 4000 Variable Polarizing Filter - 07286

SKU: MEA-07286
  • Filter Type: Polarizing
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$49.99 $42.95

Meade 1.25" - #3200 - Lunar and Planetary Color Filter Set - 07544

SKU: MEA-07544
  • Filter Type: Color Planetary
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$39.99 $32.95

Orion Basic Set of Four Color 1.25" Filters - 05514

SKU: ORI-05514
  • Filter Type: Color Planetary
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$49.99

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 1.25" Filter - 05581

SKU: ORI-05581
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$99.99

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 1.25" Filter - 05583

SKU: ORI-05583
  • Filter Type: H-Beta
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$99.99

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 Deluxe Stargazer 1.25" Filter Set - 05590

SKU: ORI-05590
  • Filter Type: Color Planetary
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$119.99

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

Orion Neutral Density Moon Filter 1.25" - 25% Light Transmission - 05598

SKU: ORI-05598
  • Filter Type: Neutral Density/Moon
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$22.99

Orion Ultrablock Narrowband Light Pollution Reduction Filter 1.25" - 05654

SKU: ORI-05654
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$79.99

Orion SkyGlow Broadband Light Pollution Reduction Filter 1.25" - 05660

SKU: ORI-05660
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$49.99

Orion Neutral Density Moon Filter 1.25" - 13% Light Transmission - 05662

SKU: ORI-05662
  • Filter Type: Neutral Density/Moon
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$17.99

Lumicon Deep Sky 1.25" Filter - LF3010

SKU: LUM-LF3010
  • Filter Type: Nebula/Broadband
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$100.00

Lumicon Deep Sky Thread on Filter for Schmidt-Cassegrain Rear Cell - LF3020

SKU: LUM-LF3020
  • Filter Type: Nebula/Broadband
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$200.00

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 Ultra High Contrast (UHC) Thread-on Filter for Schmidt-Cassegrain Rear Cell - LF3035

SKU: LUM-LF3035
  • Filter Type: UHC
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$200.00
Lumicon 1.25" OIII Filter

Lumicon Gen 3 OIII Oxygen III Filter - 1.25" - LF3040

SKU: LUM-LF3040
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Available Used from $82.50
Free shipping Free shipping
$100.00

Lumicon Oxygen III (OIII) Thread-on Filter for Schmidt-Cassegrain Rear Cell - LF3050

SKU: LUM-LF3050
  • Filter Type: OIII
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$200.00

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
Free shipping Free shipping
$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
Free shipping Free shipping
$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
Free shipping Free shipping
$200.00