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Filters

Items 1 - 25 of 219

Lumicon 1.25" Ultra High Contrast (UHC) Filter - LF3025

SKU: LUM-LF3025
  • Filter Type: UHC
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$100.00

Orion Variable Polarizing Moon 1.25" Filter - 05560

SKU: ORI-05560
  • Filter Type: Polarizing
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$29.99

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
Baader Planetarium Fringe Killer Filter - 1.25"

Baader Planetarium 1.25" Fringe Killer Filter - FFK-1

SKU: BAD-FFK-1
  • Filter Type: Fringe-Killer/Minus Violet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$96.00

High Point 1.25" Moon Filter - MF1

SKU: HPS-MF1
  • Filter Type: Neutral Density/Moon
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$10.95

Orion 1.25" LRGB Filter Set - 05563

SKU: ORI-05563
  • Filter Type: RGB
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$149.99

Orion 1.25" Jupiter Observation Eyepiece Filter - 05188

SKU: ORI-05188
  • Filter Type: Mars/Jupiter
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$19.99

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

High Point 1.25" Neutral Density Filter 13% Transmission - ND96-0.9 - ND91

SKU: HPS-ND91
  • Filter Type: Neutral Density/Moon
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$9.95

Orion SkyGlow Imaging 1.25" Filter - 05559

SKU: ORI-05559
  • Filter Type: SkyGlow
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$99.99

Meade 1.25" #1 Color Filter Set - 07530

SKU: MEA-07530
  • Filter Type: Color Planetary
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$49.99 $39.95

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
iOptron Green Moon Filter

iOptron Green Moon Filter - 1.25" - TFE100

SKU: IOP-TFE100
  • Filter Type: Neutral Density/Moon
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$14.00
Celestron OIII Narrowband Filter - 1.25"

Celestron Oxygen III (OIII) Narrowband 1.25" Filter - 93623

SKU: CEL-93623
  • Filter Type: OIII
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
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$89.95 $75.95
Celestron 1.25" Moon Filter

Celestron 1.25" Moon Filter 18 % Light Transmission - 94119-A

SKU: CEL-94119-A
  • Filter Type: Neutral Density/Moon
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$14.95 $8.95

Celestron 1.25" Ultra High Contrast (UHC) Light Pollution Reduction Filter - 94123

SKU: CEL-94123
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$79.95 $69.95

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
Free shipping Free shipping
$89.00

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
Free shipping Free shipping
$89.00

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 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 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 $79.99

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 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