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Free shipping for orders over $500* Some exceptions may apply.
Free shipping for orders over $500* Some exceptions may apply.

MultiBand & Broadband

Narrowband filters are designed to capture specific wavelengths of light. There is a large class of celestial objects known as emission nebulae, and their name arises from the fact that they are actually emitting their own light.
Original price $281.00 - Original price $281.00
Original price
$281.00
$281.00 - $281.00
Current price $281.00

Antlia Quad Band Anti-Light Pollution Filter 2" Mounted (QUAD-2)

Antlia

Antlia Quad Band Anti-Light Pollution Filter 2" Mounted The Antlia Quad Band Anti-Light Pollution Filter is a light suppression filter for color an...

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Original price $281.00 - Original price $281.00
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$281.00
$281.00 - $281.00
Current price $281.00
Original price $201.00 - Original price $390.00
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$201.00 - $390.00
Current price $201.00

Optolong L-Pro Filter

Optolong

Optolong L-Pro Filter The Optolong L-Pro Filter is designed to improve the visibility of various deepsky objects. By selectively reducing the trans...

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Original price $201.00 - Original price $390.00
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Current price $201.00
Original price $555.00 - Original price $555.00
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$555.00
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Current price $555.00

Vaonis Vespera Duo-Band Filter (AC022)

Vaonis

Vaonis Vespera Duo Band Filter The Vespera Dual Band Filter is a dual narrowband interference filter that will significantly improve your photo q...

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Original price $555.00 - Original price $555.00
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$555.00
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Current price $555.00
Original price $134.00 - Original price $255.00
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Current price $134.00

Askar Colour Magic C1 & C2 Duo-Band Filter

Askar

Askar Colour Magic C1 & C2 Duo-Band Filter Colour Magic C1 Duo-band filter (Hα+OIII) has a high transmittance of over 90% at its center wavelen...

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Original price $134.00 - Original price $255.00
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Current price $134.00
Original price $430.00 - Original price $540.00
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Current price $430.00

Antlia ALP-T Dual Band 5nm Ha & OIII "Gold" Filter

Antlia

Antlia ALP-T Dual Band 5nm Ha&OIII Filter ***** Antlia FAMOUS filter known as Gold Filter! ***** The Antlia ALP-T dual band 5nm filter is a dua...

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Original price $430.00 - Original price $540.00
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Current price $430.00
Original price $323.00 - Original price $417.00
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Current price $323.00

Optolong L-Extreme Dual-Band Filter

Optolong

Optolong L-Extreme Dual-Band Astronomy NarrowBand Filter The advantage of the L-eXtreme filter is that there is no transmission between the H-beta ...

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Original price $323.00 - Original price $417.00
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Current price $323.00
Original price $379.00 - Original price $745.00
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Current price $379.00

Askar Colour Magic D1 & D2 6nm Deep-Sky Narrowband Filters

Askar

Askar Colour Magic D 6nm Deep-Sky Narrowband Filters For all astrophotography enthusiasts, filters are one of the indispensable accessories to achi...

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Original price $379.00 - Original price $745.00
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Current price $379.00
Original price $466.00 - Original price $466.00
Original price $466.00
$497.00
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Current price $497.00

Antlia ALP-T 2" Dual Band 5nm SII & Hb Filter

Antlia

Antlia ALP-T Dual Band 5nm SII&Hb Filter The ALP-T dual band 5nm SII&Hb filter is a dual line-pass filter, which lets the deep red Sulfur-I...

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Original price $466.00 - Original price $466.00
Original price $466.00
$497.00
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Current price $497.00
Original price $269.00 - Original price $269.00
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$269.00
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Current price $269.00

Optolong L-Quad Enhance Filter 2" Light Pollution Suppression Filter (L-QEF)

Optolong

Optolong L-Quad Enhance Filter L-Quad Enhance Filter (L-QEF) is a quad bandpass light pollution suppression filter for colour cameras. It effective...

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Original price $269.00 - Original price $269.00
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$269.00
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Current price $269.00
Original price $242.00 - Original price $350.00
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Current price $242.00

Optolong L-eNhance Duo Band Filter

Optolong

Optolong L-eNhance Duo Band Filter The relentless spread or urbanization and its associated light pollution have become a growing problem for all a...

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Original price $242.00 - Original price $350.00
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Current price $242.00
Original price $28.00 - Original price $82.00
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Current price $28.00

SVBONY 1.25''/2'' EOS-C CLS Light Pollution Broadband Filters

svbony

SVBONY 1.25''/2''/EOS-C CLS Light Pollution Broadband Filters Electron beam gun evaporation with Ion assisted deposition coating technology for dur...

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Original price $28.00 - Original price $82.00
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Current price $28.00
Original price $390.00 - Original price $525.00
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Current price $390.00

Optolong L-Ultimate Dual-Band 3nm Filter

Optolong

Optolong L-Ultimate Filter It’s about a 3nm dual band designed to drastically reduce the effect of light pollution, the 3nm isolates the nebulae’s ...

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Original price $390.00 - Original price $525.00
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Current price $390.00
Original price $112.00 - Original price $212.00
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Current price $112.00

ZWO Duo-Band Filter

ZWO

ZWO Duo-Band Filter The ZWO Duo-Band Filter is a dual narrowband filter primarily aimed at complementing our range of colour ASI cameras. The Duo-B...

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Original price $112.00 - Original price $212.00
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Current price $112.00
Original price $254.00 - Original price $254.00
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$254.00
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Current price $254.00

Antlia Triband RGB II Ultra Filter (RGB-II)

Antlia

Antlia Triband RGB II Ultra Filter The Antlia Triband RGB Ultra Filter II adds the H-Beta 486.1nm line to the Triband RGB Ultra, enhancing its ab...

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Original price $254.00 - Original price $254.00
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$254.00
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Current price $254.00
Original price $423.00 - Original price $540.00
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Current price $423.00

Antlia ALP-T Dual Band Ha+OIII 5nm Highspeed Filter

Antlia

Antlia ALP-T Dual Band Ha+OIII 5nm Highspeed Filter ALP-T Dual Band 5nm Highspeed Filters are further optimized to work with high-speed imaging sys...

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Original price $423.00 - Original price $540.00
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Current price $423.00
Original price $180.00 - Original price $375.00
Original price $375.00
$180.00 - $403.00
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Current price $180.00

Tele Vue Bandmate Nebustar Type II Filter

tele vue

Tele Vue Bandmate Nebustar Type II Filter The Tele Vue Bandmate Nebustar Type II Filter is a unique narrowband design specifically for Tele Vue. It...

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Original price $180.00 - Original price $375.00
Original price $375.00
$180.00 - $403.00
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Current price $180.00
Original price $230.00 - Original price $230.00
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$230.00
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Current price $230.00

SVBONY SV240 Multi-Narrowband Filter Galaxy & Nebula Near-infrared Light Pollution 2" (W9191A)

svbony

SVBONY SV240 Multi-Narrowband Filter Galaxy & Nebula Near-infrared Light Pollution 2" SVBONY SV240 multi-bandpass filter is designed for urban ...

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Original price $230.00 - Original price $230.00
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$230.00
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Current price $230.00
Original price $980.00 - Original price $980.00
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$980.00
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Current price $980.00

Antlia ALP-T 2" Dual Band 5nm Ha+OIII and SII+Hb Filters Package

Antlia

Antlia ALP-T Dual Band 5nm Ha+OIII and SII+Hb Filters Package The Antlia ALP-T dual band 5nm filter is a dual line-pass filter which was designed t...

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Original price $980.00 - Original price $980.00
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$980.00
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Current price $980.00
Original price $141.00 - Original price $141.00
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$141.00
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Current price $141.00

Antlia H-beta and OIII Filter 1.25″

Antlia

Antlia H-beta and OIII Filter – 1.25″ Antlia HB-OIII filter is engineered specifically for night visual nebulae observation at a high contrast and ...

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Original price $141.00 - Original price $141.00
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$141.00
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Current price $141.00
Original price $440.00 - Original price $440.00
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$440.00
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Current price $440.00

Celestron H-alpha H-beta OIII imaging filter, RASA 8 (93619)

Celestron

Celestron H-alpha H-beta OIII imaging filter, RASA 8 Bring out the best in your nebulae astroimages with the H-alpha H-beta OIII (Hα-Hβ-OIII) Imagi...

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Original price $440.00 - Original price $440.00
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$440.00
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Current price $440.00
Original price $363.00
Original price $363.00 - Original price $363.00
Original price $363.00
Current price $160.00
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Current price $160.00

Optolong L-Pro Filter Clip for Canon EOS Full-Frame

Optolong

Optolong L-Pro Filter Clip for Canon EOS Full-Frame The Optolong L-Pro Filter is designed to improve the visibility of various deepsky objects. By ...

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Original price $363.00
Original price $363.00 - Original price $363.00
Original price $363.00
Current price $160.00
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Current price $160.00
Save $203.00 Save $0.00
Original price $141.00 - Original price $3,233.00
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Current price $141.00

Antlia NEW Solar Discover Dualband Energy Rejection Filter (ERF)

Antlia

Antlia NEW Solar Discover Dualband Energy Rejection Filter (ERF) The Antlia Dualband Solar Energy Rejection Filter is designed by combining Hydroge...

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Original price $141.00 - Original price $3,233.00
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Current price $141.00
Original price $141.00 - Original price $141.00
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$141.00
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Current price $141.00

Antlia NEW Solar Discover Dualband(Ha, CaK and CaH) - Mini (SD-DUAL-MINI)

Antlia

Antlia NEW Solar Discover Dualband(Ha, CaK and CaH) - Mini The Antlia Solar Discover Dualband (Ha, CaK, and CaH) filter assembly comes in both stan...

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Original price $141.00 - Original price $141.00
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$141.00
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Current price $141.00
Original price $160.00 - Original price $269.00
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Current price $160.00

Baader Solar Continuum Filter 7.5nm (540nm)

Baader Planetarium

Baader Solar Continuum Filter 7.5nm (540nm) For Visual and Photographic Observations of the Sun Baader 7.5 nm Solar Continuum Filter, CWL 540nm A ...

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Original price $160.00 - Original price $269.00
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Current price $160.00
Original price $695.00 - Original price $695.00
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$695.00
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Current price $695.00

Player One Anti-Halo PRO Dual-Band 2″ Ha+OIII filter

Player One

Anti-Halo PRO Dual-Band 2″ Ha+OIII filter Anti-Halo PRO Dual-Band 2″ Ha+OIII filter Frame thickness: body 5mm+ thread 2.5mm, a total of 7.5mm F...

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Original price $695.00 - Original price $695.00
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$695.00
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Current price $695.00
Original price $417.00 - Original price $417.00
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$417.00
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Current price $417.00

Optolong L-eXtreme F2 Fast Optics Dual Narrowband 2" (L-EXTREME-F2)

Optolong

Optolong L-eXtreme F2 Fast Optics Dual Narrowband 2" Optolong L-eXtreme F2 is a dual-band (500.7 nm and 656.28 nm, FWHM=7 nm) narrowband pass filt...

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Original price $417.00 - Original price $417.00
Original price
$417.00
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Current price $417.00
Original price $735.00
Original price $735.00 - Original price $735.00
Original price $735.00
Current price $700.00
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Current price $700.00

Askar Color Magic D 3nm Deep-Sky Narrowband filter

Askar

Askar Color Magic 3nm Deep-Sky Narrowband filter For all astrophotography enthusiasts, filters are one of the indispensable accessories to achieve ...

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Original price $735.00
Original price $735.00 - Original price $735.00
Original price $735.00
Current price $700.00
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Current price $700.00
Save $35.00 Save $0.00
Original price $236.00 - Original price $335.00
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Current price $236.00

IDAS NB1 Nebula Booster Filter H-alpha, H-beta & OIII

IDAS

IDAS NB1 Nebula Booster Filter H-alpha, H-beta & OIII The IDAS NB1 Nebula Booster Filter is a triple line-pass filter (H-alpha, H-beta & OI...

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Original price $236.00 - Original price $335.00
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Current price $236.00
Original price $290.00 - Original price $290.00
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$290.00
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Current price $290.00

Optolong L-Para 10nm Dual Narrowband Light Pollution Filter (L-PARA-2)

Optolong

Optolong L-Para 10nm Dual Narrowband Light Pollution Filter Why do we make a L-Para filter with a dual band of 10nm? In Chinese culture, the number...

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Original price $290.00 - Original price $290.00
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$290.00
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Current price $290.00
Original price $218.70 - Original price $5,585.00
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Current price $218.70

Baader SLOAN/SDSS Filters – Photometric (FSLN)

Baader Planetarium

Baader SLOAN/SDSS Filters – Photometric   Baader SLOAN-ugriz' Bandpass Filter Set, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric fil...

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Original price $218.70 - Original price $5,585.00
Original price
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$218.70 - $5,585.00
Current price $218.70
Original price $1,067.00 - Original price $3,250.00
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$1,067.00 - $3,250.00
Current price $1,067.00

Artesky ERF rejection filter with metal cell

Artesky

Artesky ERF rejection filter with metal cell The purpose of using an Energy Rejection Filter (ERF) is to prevent as much solar energy as possible f...

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Original price $1,067.00 - Original price $3,250.00
Original price
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Current price $1,067.00
Original price $212.00 - Original price $212.00
Original price
$212.00
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Current price $212.00

Antlia NEW Solar Discover Dualband(Ha, CaK and CaH) - Standard (SD-DUAL-STD)

Antlia

Antlia NEW Solar Discover Dualband(Ha, CaK and CaH) - Standard The Antlia Solar Discover Dualband (Ha, CaK, and CaH) filter assembly comes in both ...

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Original price $212.00 - Original price $212.00
Original price
$212.00
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Current price $212.00
Original price $201.00 - Original price $201.00
Original price
$201.00
$201.00 - $201.00
Current price $201.00

IDAS NB3 Nebula Booster Filter OIII & SII

IDAS

IDAS NB3 Nebula Booster Filter OIII & SII The IDAS NB3 Nebula Booster Filter is a dual line-pass filter (OIII & SII) which can be used with...

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Original price $201.00 - Original price $201.00
Original price
$201.00
$201.00 - $201.00
Current price $201.00
Original price $201.00 - Original price $201.00
Original price
$201.00
$201.00 - $201.00
Current price $201.00

IDAS NB2 48mm mounted Nebula Booster Filter H-alpha & OIII

IDAS

IDAS NB2 48mm mounted Nebula Booster Filter H-alpha & OIII The IDAS NB2 Nebula Booster Filter is a dual line-pass filter (H-alpha & OIII) w...

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Original price $201.00 - Original price $201.00
Original price
$201.00
$201.00 - $201.00
Current price $201.00
Original price $236.00 - Original price $335.00
Original price
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$236.00 - $335.00
Current price $236.00

IDAS HEUIB-II H-alpha Enhanced UV/IR Cut Filter

IDAS

IDAS HEUIB-II H-alpha Enhanced UV/IR Cut Filter The IDAS HEUIB-II (H-α Enhanced UV IR Blocking) filter is designed for enhanced spectrum DSLR's and...

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Original price $236.00 - Original price $335.00
Original price
$236.00 - $335.00
$236.00 - $335.00
Current price $236.00
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