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HomeOpticsTelescopesEyepieces & AccessoriesTelescope Eyepiece Filters

Telescope Eyepiece Filters

74 Items
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Filter Type
Tele Vue Bandmate Nebustar Type II UHC Filter (2")

Tele Vue Bandmate Nebustar Type II UHC Filter (2")

BH # TEB2N0200 MFR # B2N-0200
4 Reviews
Key Features
  • Narrowband Ultra-High Contrast Filter
  • 485-505nm Wavelength Bandpass
  • Greater Than 96% Peak Transmission
  • Filter Set in 2" Filter Ring
See All Details
Available in other Styles, Configurations & Kits
$32200
In Stock
No Store Display
Free Expedited Shipping
Celestron UHC (Ultra High Contrast) Light Pollution Reduction 48mm Filter (Fits 2" Eyepieces)

Celestron UHC (Ultra High Contrast) Light Pollution Reduction 48mm Filter (Fits 2" Eyepieces)

BH # CEUHCF2 MFR # 94124
5 Reviews
Key Features
  • Reduces Transmission of Wavelengths of Artifically-Produced Light
See All Details
$12495
In Stock
No Store Display
Free Expedited Shipping
Top Seller

Tele Vue Bandmate Nebustar Type II UHC Filter (1.25")

BH # TEB2N0125 MFR # B2N-0125
2 Reviews
Key Features
  • Narrowband Ultra-High Contrast Filter
  • 485-505nm Wavelength Bandpass
  • Greater Than 96% Peak Transmission
  • Filter Set in 1.25" Filter Ring
See All Details
Available in other Styles, Configurations & Kits
$14600
In Stock
No Store Display
Free Expedited Shipping

Celestron Variable Polarizing Filter (1.25")

BH # CEVPF125 MFR # 94107
2 Reviews
Key Features
  • Variable Transmission: 1-40%
  • Enhances Detail and Contrast
  • Ideal for Bright Celestial Objects
  • Neutral Color Rendition
$4295
In Stock
No Store Display
Free Shipping for this Item
Top Seller

Celestron Moon Filter (1.25") - For Viewing the Moon When Bright

BH # CEFM MFR # 94119-A
39 Reviews
See All Details
$1135
In Stock
No Store Display

Neewer 1.25" Telescope Eyepiece Filter Set (10-Pieces)

BH # NE66601466 MFR # 66601466
Key Features
  • Fits 1.25" Telescope Eyepieces
  • 5 Planetary Color Filters
  • 2 Variable Polarizing Filters
  • Ultrahigh Contrast Filter
$5995
Special Order
No Store Display
Free Standard Shipping

Tele Vue Bandmate Oxygen-III Filter (1.25")

BH # TEB2O0125 MFR # B2O-0125
Key Features
  • Isolates the Oxygen-III Band
  • 500nm Wavelength Centered Bandpass
  • Greater Than 96% Transmission
  • Filter Set in 1.25" Filter Ring
See All Details
Available in other Styles, Configurations & Kits
$14300
In Stock
No Store Display
Free Expedited Shipping

Alpine Astronomical Baader Neodymium Moon & Skyglow Filter (2")

BH # ALFMS2 MFR # FMS-2
3 Reviews
Key Features
  • Improves Color and Contrst
  • UV/IR Luminance Blocking Coating
  • Filters Streetlights and Moon Skyglow
  • Isolates Red, Green, and Blue Colors
Available in other Styles, Configurations & Kits
$17100
In Stock
No Store Display
Free Expedited Shipping

Tele Vue Bandmate Oxygen-III Filter (2")

BH # TEB2O0200 MFR # B2O-0200
2 Reviews
Key Features
  • Isolates the Oxygen-III Band
  • 500nm Wavelength Centered Bandpass
  • Greater Than 96% Transmission
  • Filter Set in 2" Filter Ring
See All Details
Available in other Styles, Configurations & Kits
$26000
In Stock
No Store Display
Free Expedited Shipping

Celestron Neutral Density 0.9 Moon Filter (1.25")

BH # CENDMF125 MFR # 94105
3 Reviews
Key Features
  • Ideal for Lunar Observations
  • Fits 1.25" Eyepieces and Accessories
  • 0.9 Optical Density
  • 13% Transmission
$1995
In Stock
No Store Display

Celestron Eyepiece Filter Set (1.25")

BH # CEFS1 MFR # 94119-10
12 Reviews
Key Features
  • Fits 1.25" Eyepieces and Accessories
  • ND-96-0.3 Neutral Density Filter
  • #12 Deep Yellow Filter
  • #21 Orange Filter
$5495
In Stock
No Store Display
Free Expedited Shipping

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

BH # CEUHCF MFR # 94123
15 Reviews
See All Details
$7125
In Stock
No Store Display
Free Expedited Shipping

Alpine Astronomical Baader Neodymium Moon & Skyglow Filter (1.25")

BH # ALFMS1 MFR # FMS-1
1 Review
Key Features
  • Improves Color and Contrst
  • UV/IR Luminance Blocking Coating
  • Filters Streetlights and Moon Skyglow
  • Isolates Red, Green, and Blue Colors
Available in other Styles, Configurations & Kits
$10400
In Stock
No Store Display
Free Expedited Shipping

Ice Moon 13% ND8 Filter (1.25")

BH # ICEND8125 MFR # ICE-ND8-125
See All Details
Available in other Styles, Configurations & Kits
$995
Special Order
Expected availability: 4-6 Weeks
No Store Display
Free Shipping for this Item
This item cannot be canceled or returned.

Celestron Moon Filter Set (1.25")

BH # CEMFS125 MFR # 94315
5 Reviews
Key Features
  • Filters Fit 1.25" Eyepieces/Accessories
  • Choose the Right Filter for Each Phase
  • ND96-0.9 13% Light Transmission Filter
  • ND96-0.6 25% Light Transmission Filter
$4499
In Stock
No Store Display
Free Shipping for this Item

Ice 1.25" 6-Piece Telescope Filter Set

BH # ICESET6125 MFR # ICE-SET6-125
Key Features
  • Multicoated
  • Optical Glass Filter
  • Fits Any Telescope with 1.25" Eyepiece
  • Includes 6-Pocket Storage Wallet
See All Details
$4995
Special Order
Expected availability: 4-6 Weeks
No Store Display
Free Standard Shipping

Alpine Astronomical Baader 0.9 Neutral Density Filter (1.25")

BH # ALFND11 MFR # FND1-1
Key Features
  • Ideal for Lunar Observation
  • Phantom Group Optical Coatings
  • Fits 1.25" Eyepieces and Accessories
  • 0.9 Optical Density
Available in other Styles, Configurations & Kits
$5500
In Stock
No Store Display
Free Expedited Shipping

Alpine Astronomical Baader 0.6 Neutral Density Filter (1.25")

BH # ALFND01 MFR # FND0-1
Key Features
  • Ideal for Lunar Observation
  • Phantom Group Optical Coatings
  • Fits 1.25" Eyepieces and Accessories
  • 0.6 Optical Density
Available in other Styles, Configurations & Kits
$5500
In Stock
No Store Display
Free Expedited Shipping

Alpine Astronomical Baader Single Polarizing Filter (1.25")

BH # ALFPOL1 MFR # FPOL-1
Key Features
  • Ideal for Lunar & Planetary Viewing
  • Enhances Overall Image Contrast
  • Standard 1.25" Eyepiece Filter Threads
  • Use Solar Viewing with Proper Filters
See All Details
Available in other Styles, Configurations & Kits
$6100
In Stock
No Store Display
Free Expedited Shipping

Alpine Astronomical Baader Single Polarizing Filter (2")

BH # ALFPOL2 MFR # FPOL-2
Key Features
  • Ideal for Lunar & Planetary Viewing
  • Enhances Overall Image Contrast
  • Standard 2" Eyepiece Filter Threads
  • Use Solar Viewing with Proper Filters
See All Details
Available in other Styles, Configurations & Kits
$9300
Special Order
Expected availability: 2-4 Weeks
No Store Display
Free Standard Shipping

Alpine Astronomical Baader 3.0 Neutral Density Filter (2")

BH # ALFND32 MFR # FND3-2
Key Features
  • Ideal for Lunar Observation
  • Phantom Group Optical Coatings
  • Fits 2" Eyepieces and Accessories
  • 3.0 Optical Density
Available in other Styles, Configurations & Kits
$9500
Special Order
Expected availability: 2-4 Weeks
No Store Display
Free Standard Shipping

Alpine Astronomical Baader 1.8 Neutral Density Filter (2")

BH # ALFND22 MFR # FND2-2
Key Features
  • Ideal for Lunar Observation
  • Phantom Group Optical Coatings
  • Fits 2" Eyepieces and Accessories
  • 1.8 Optical Density
Available in other Styles, Configurations & Kits
$9500
Special Order
Expected availability: 7-14 Business Days
No Store Display
Free Standard Shipping

Alpine Astronomical Baader 0.9 Neutral Density Filter (2")

BH # ALFND12 MFR # FND1-2
Key Features
  • Ideal for Lunar Observation
  • Phantom Group Optical Coatings
  • Fits 2" Eyepieces and Accessories
  • 0.9 Optical Density
Available in other Styles, Configurations & Kits
$9500
Special Order
Expected availability: 2-4 Weeks
No Store Display
Free Standard Shipping

Alpine Astronomical Baader Double Polarizing Filter (1.25")

BH # ALFPOL1D MFR # FPOL-1D
Key Features
  • Double Rotating Filter Cells
  • Ideal for Lunar & Planetary Viewing
  • Enhances Overall Image Contrast
  • Standard 1.25" Eyepiece Filter Threads
Available in other Styles, Configurations & Kits
$10900
In Stock
No Store Display
Free Expedited Shipping

Alpine Astronomical Baader Double Polarizing Filter (2")

BH # ALFPOL2D MFR # FPOL-2D
Key Features
  • Double Rotating Filter Cells
  • Ideal for Lunar & Planetary Viewing
  • Enhances Overall Image Contrast
  • Standard 2" Eyepiece Filter Threads
Available in other Styles, Configurations & Kits
$15400
In Stock
No Store Display
Free Expedited Shipping

Alpine Astronomical Baader Semi-APO Eyepiece Filter (2")

BH # ALFSAPO2 MFR # FSAPO-2
1 Review
Key Features
  • Enhances Views Through Achromatic OTAs
  • Combines Fringe Killer & Moon/Skyglow
  • For Planetary and Deep-Sky Viewing
  • Ideal for Mars Observation/Photography
Available in other Styles, Configurations & Kits
$19000
In Stock
No Store Display
Free Expedited Shipping

Tele Vue Bandmate Hydrogen-beta Filter (2")

BH # TEB2H0200 MFR # B2H-0200
1 Review
Key Features
  • Isolates the Aqua H-beta Band
  • 485nm Wavelength Centered Bandpass
  • Greater Than 95% Transmission
  • Filter Set in 2" Filter Ring
See All Details
Available in other Styles, Configurations & Kits
$26000
In Stock
No Store Display
Free Expedited Shipping

Alpine Astronomical Baader Colored Bandpass Eyepiece Filter Set (1.25")

BH # ALFCFS1 MFR # FCFS-1
1 Review
Key Features
  • Planetary Viewing/Imaging Filters
  • Blue, Dark Blue, and Green Filters
  • Orange, Red, and Yellow Filters
  • 1.25" Eyepiece Threads
Available in other Styles, Configurations & Kits
$31300
In Stock
No Store Display
Free Expedited Shipping
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