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Astro Imaging Filters
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Vaonis Dual Band Filter for Vespera
BH # VAAC022 MFR # AC022
Key Features
- Designed for Nebula Photography
- Improves Contrast
- Refines Stars and Details
Available in other Styles, Configurations & Kits
ZWO UV IR Cut Filter (2")
BH # ZWOIRCUT2 MFR # ZWO-IRCUT2
Key Features
- Enables Sharper Photos
- Protects H-Alpha Filter from IR Damage
- M48 x 0.75 Male Thread
- Protective Plastic Case
Available in other Styles, Configurations & Kits
Top Seller
ZWO UV IR Cut Filter (1.25")
BH # ZWOIRCUT125 MFR # ZWO-IRCUT1.25
Key Features
- Enables Sharper Photos
- Protects H-Alpha Filter from IR Damage
- M48 x 0.75 Male Thread
- Protective Plastic Case
Available in other Styles, Configurations & Kits
SVBONY SV260 Multi-Bandpass Light Pollution Filter (2")
BH # SVW9194A MFR # W9194A
Key Features
- Passes 5 Bandwidths
- For Use in Bortle 3-6 Areas
- Enhanced Contrast, Accurate Colors
- 300-1000nm Working Range
SVBONY SV240 Multi-Narrowband and Near-Infrared Filter (2")
BH # SVW9191A MFR # W9191A
Key Features
- For Galaxies, Star Clusters & Nebulae
- Passes Near-Infrared Region
- 90% Transmittance of Ha, OIII, H-Beta
- Blocks Light Pollution up to Bortle 8
ZWO Duo-Band Filter (2")
BH # ZWODB2 MFR # ZWO-DB2
Key Features
- Passes Ha (656nm) & O III (500nm) Light
- Reduces Moonlight & Light Pollution
- Better Contrast for 1-Shot Color Cameras
- Double-Sided Optical Coating
Available in other Styles, Configurations & Kits
Vaonis Vespera Solar, Light Pollution & Nebula Filters Kit
BH # VAAC021K
Key Features
- Observe & Photograph the Sun
- Overcome Urban/Suburban Light Pollution
- Enhance Views of Nebulae
Available in other Styles, Configurations & Kits
ZWO IR 850nm Pass Filter (1.25")
BH # ZWO850IR125 MFR # ZWO-850IR1.25
Key Features
- Better Images on Low Visibility Nights
- Blocks Light Affected by Turbulence
- Passes IR Light Above 850nm
ZWO LRGB Imaging Filter Set (1.25")
BH # ZWOLRGB125NW MFR # ZWO-LRGB1.25NEW
Key Features
- Optimized for ZWO ASI1600MM Camera
- For Monochrome Astronomy Cameras
- M28.5 x 0.6 Mounting Thread
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader CMOS-Optimized UV/IR Bandpass L Filter (1.25" Eyepiece Filter)
BH # ALFCUVIR1 MFR # FCUVIR-1
Key Features
- UV/IR Cut: 420-685nm
- Optimized for CMOS, Suitable for CCD
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader CMOS-Optimized UV/IR Bandpass L Filter (2" Eyepiece Filter)
BH # ALFCUVIR2 MFR # FCUVIR-2
Key Features
- UV/IR Cut: 420-685nm
- Optimized for CMOS, Suitable for CCD
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Alpine Astronomical Baader C2 Swan-Band CMOS Filter (15nm) - OIII Parallel (2" Eyepiece)
BH # ALFSWAN2 MFR # FSWAN-2
Key Features
- For Comet Gas Tail Observation
- Passes C2 511 & 514nm Emission Lines
- Blocks O III Line for Higher Contrast
- Optimized for CMOS, Suitable for CCD
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader SLOAN/SDSS r' Filter (1.25" Eyepiece Filter)
BH # ALFSLN1R MFR # FSLN-1R
Key Features
- SLOAN-r' Bandpass Filter
- Optimized for CMOS, Suitable for CCD
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader SLOAN/SDSS g' Filter (1.25" Eyepiece Filter)
BH # ALFSLN1G MFR # FSLN-1G
Key Features
- SLOAN-g' Bandpass Filter
- Optimized for CMOS, Suitable for CCD
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits
Celestron Nebula Filter for Celestron Origin
BH # CENFFCO MFR # 93669
Key Features
- Blocks Light Pollution, Darkens Sky
- Drops into Origin Filter Drawer
- Schott Glass with Antireflective Coating
- 100% Optically Flat
ZWO LRGB Imaging Filter Set (36mm)
BH # ZWLRGB36 MFR # LRGB36
Key Features
- Optimized for ZWO ASI1600MM Camera
- For Monochrome Astronomy Cameras
- Unmounted 36mm Round Filter
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader UBVRI Bessel B Filter (2" Eyepiece Filter)
BH # ALFBES2B MFR # FBES-2B
Key Features
- Photometric Filter: B Bandpass
- Suitable from f/15 to f/1.8
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits
Celestron Light Pollution Imaging Filter for 8" RASA OTA
BH # CELPIFRASA8 MFR # 93614
Key Features
- Designed Specifically for the 8" RASA
- Selectively Filters Ambient Light
- Dichroic Anti-Reflection Coatings
- Maintains a Neutral Color Balance
Available in other Styles, Configurations & Kits
SVBONY SV227 SHO SII, H-a, OIII 5nm Narrowband Filter Set (2")
BH # SVW9187DADB MFR # W9187DA-W9187DB-W9187DC
Key Features
- Mounted Filters for Astrophotography
- For f/5 and Higher Telescopes
- Peak Transmittance over 90%
- Male M48 x 0.75 Thread
Alpine Astronomical Baader UBVRI Bessel V Filter (50 x 50mm Square, Unmounted)
BH # ALFBESSQ50V MFR # FBES-SQ50V
Key Features
- Photometric Filter: V Bandpass
- Suitable from f/15 to f/1.8
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader UBVRI Bessel R Filter (50 x 50mm Square, Unmounted)
BH # ALFBESSQ50R MFR # FBES-SQ50R
Key Features
- Photometric Filter: R Bandpass
- Suitable from f/15 to f/1.8
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader UBVRI Bessel B Filter (50 x 50mm Square, Unmounted)
BH # ALFBESSQ50B MFR # FBES-SQ50B
Key Features
- Photometric Filter: B Bandpass
- Suitable from f/15 to f/1.8
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader SLOAN/SDSS r' Filter (2" Eyepiece Filter)
BH # ALFSLN2R MFR # FSLN-2R
Key Features
- SLOAN-r' Bandpass Filter
- Optimized for CMOS, Suitable for CCD
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader SLOAN/SDSS g' Filter (2" Eyepiece Filter)
BH # ALFSLN2G MFR # FSLN-2G
Key Features
- SLOAN-g' Bandpass Filter
- Optimized for CMOS, Suitable for CCD
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits
ZWO LRGB Imaging Filter Set (2")
BH # ZWOLRGB2 MFR # ZWO-LRGB2
Key Features
- Optimized for ZWO ASI1600MM Camera
- For Monochrome Astronomy Cameras
- M28.5 x 0.6 Mounting Thread
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader 6.5nm Narrowband Filter Set (1.25")
BH # ALFCSN1 MFR # FCSETN-1
Key Features
- 3 Filter Set: H-alpha, O-III, and S-II
- For f/10 to f/3.5 Optical Systems
- CMOS-Optimized / Suitable for CCD
- 6.5nm FWHM
ZWO Narrowband HA, SII & OIII Filter Set (36mm)
BH # ZWONB7NMD36 MFR # ZWO-NB7NMD36
Key Features
- High-Contrast Emission Nebulae Photos
- Reduces Transmission of Artificial Light
- 7nm Bandpass
Available in other Styles, Configurations & Kits
Alpine Astronomical Baader CMOS-Optimized RGB Bandpass Filterset (50 x 50mm Square, Unmounted)
BH # ALFCRGBSQ50 MFR # FCRGB-SQ50
Key Features
- Includes R, G, and B Bandpass Filters
- Optimized for CMOS, Suitable for CCD
- Reflex-Blocker Hard Coated
- Life-Coat Sealed Coating Edges
Available in other Styles, Configurations & Kits