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  • 656nm H-Alpha Filter with 12mm Blocking
  • Tuned for Chromosphere Viewing
  • Use Astronomical OTAs for Solar Viewing
  • ±0.5Å Wing Shift Tuning
  • 2-Element Telecentric 4.3x Barlow Lens
  • Optical Coatings Tuned to H-Alpha Band
  • Best Performance with f/4-f/8 Refractors
  • No OTA Aperture Limitations
  • 5 VDC, 1.5A micro-USB Port

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B&H # CEFS1 MFR # 94119-10

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  • Fits 1.25" Eyepieces and Accessories
  • ND-96-0.3 Neutral Density Filter
  • #12 Deep Yellow Filter
  • #21 Orange Filter
  • #80A Blue Filter

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B&H # LUUHC125 MFR # LF3025

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  • Blocks Longer Wavelengths
  • Better Highlights Nebulae

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  • Specifically Designed to View Nebulae
  • Isolates Two Doubly-Ionized Oxygen Lines
  • Eliminates Halos Around Bright Stars
  • Fits 1.25" Eyepieces and Accessories

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  • Reduces Transmission of Wavelengths of Artifically-Produced Light

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Top Highlights

  • Hydrogen-Alpha Bandpass
  • 90° Star Diagonal
  • Fits 1.25" Drawtubes and Eyepieces
  • For Telescope Focal Lengths up to 1000mm
  • SolarMax Solar Viewing Filter Required

Availability: Special Order

Ship Time: 7-14 business days 

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  • For Use on Refractor and Maksutov OTAs
  • Reduces Heat Load on Filter Assembly
  • Absorbs or Reflects UV and/or IR Light
  • For H-alpha, Sodium, Helium D3 Filters
  • Inside Diameter of Cap: 12 cm (4.724")

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Top Highlights

  • 656nm H-Alpha Filter with 12mm Blocking
  • Tuned for Prominence Viewing
  • Use Astronomical OTAs for Solar Viewing
  • ±0.5Å Wing Shift Tuning
  • 2-Element Telecentric 4.3x Barlow Lens
  • Optical Coatings Tuned to H-Alpha Band
  • Best Performance with f/4-f/8 Refractors
  • No OTA Aperture Limitations
  • 5 VDC, 1.5A micro-USB Port

Availability: In Stock

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You Pay: $995.00

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B&H # DADSIUV2 MFR # DSIUV2

  • Protects Against Solar Heat
  • Improves Contrast on CCD Imagers
  • Ideal Luminance Filter for LRGB Imaging
  • Fits Most 2" Imaging Cameras and Wheels

Availability: In Stock

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B&H # EX310220 MFR # 310220

  • Increased Contrast for Nighttime Viewing
  • Wider Transmission Curve than UHC Filter
  • Passes 436-536nm, 98.3% Transmittance
  • Ideal for Astrophotography

Availability: Special Order

Ship Time: 7-14 business days 

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You Pay: $89.99

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Top Highlights

  • Compatible with 2" Eyepieces
  • LF2015 #11 Yellow-Green Filter
  • LF2025 #15 Yellow-Orange Filter
  • LF2040 #25 Red Filter
  • LF2085 ND25 Neutral Density Filter
  • Made in USA

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Ship Time: 7-14 business days 

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B&H # LU21O125 MFR # LF1030

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Ship Time: 2-4 weeks 

You Pay: $29.99

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B&H # LUO3125 MFR # LF3040

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You Pay: $299.95

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B&H # CESFW MFR # 95520

Top Highlights

  • Holds Up To Five 1.25" Filters
  • T-Thread Camera Adapter
  • C-Thread Skyris Camera Adapter
  • Click-Stops Center Filters in Position
  • Filters Not Included

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B&H # CELRGBFS MFR # 95517

  • Fits Standard 1.25" Filter Threads
  • For Astroimaging and Astronomy
  • 26mm Clear Aperture

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