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MEGA BLACK FRIDAY DEALS //POST CANADA WON'T BE USED UNTIL STRIKE IS SOLVED / Free Shipping for orders over $500* Some exceptions may apply.
MEGA BLACK FRIDAY DEALS //POST CANADA WON'T BE USED UNTIL STRIKE IS SOLVED / Free Shipping for orders over $500* Some exceptions may

Filters

An astronomical filter is a telescope accessory consisting of an optical filter used by amateur astronomers to simply improve details and contrast.

Filters

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Daystar White Light ULF - Universal Solar Filters - Astronomy Plus
Daystar White Light ULF - Universal Solar Filters - Astronomy Plus
$18.00 - $34.00
$18.00 - $34.00
$18.00 - $34.00
$18.00

Daystar White Light ULF - Universal Solar Filters

Daystar White Light ULF - Universal Solar Filters Available in 3 sizes.ULF-50ULF-70ULF-90 Safe, Thousand Oaks brand SolarLite Film. Ships flat for...

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$18.00 - $34.00
$18.00 - $34.00
$18.00 - $34.00
$18.00
Daystar Solar Eclipse Glasses - (Certified ISO-12312-2) - Astronomy Plus
$4.00 - $4.00
$4.00
$4.00 - $4.00
$4.00

Daystar Solar Eclipse Glasses - (Certified ISO-12312-2)

Daystar Solar Eclipse Glasses Here is a little DIY you can you for more protection for the kids All Daystar manufactured Solar Glasses are certifie...

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$4.00 - $4.00
$4.00
$4.00 - $4.00
$4.00
Thousand Oaks Full Aperture Solar Filters Solarlite Polymer - Astronomy Plus
$92.00 - $262.00
$92.00 - $262.00
$92.00 - $262.00
$92.00

Thousand Oaks Full Aperture Solar Filters Solarlite Polymer

Thousand Oaks Full Aperture Solarlite Polymer After years of R&D we have developed a new solar film that has the optical quality of glass with...

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$92.00 - $262.00
$92.00 - $262.00
$92.00 - $262.00
$92.00
Celestron Eclipsmart Universal Solar Filter 70 to 100mm (44428) - Astronomy Plus
Celestron Eclipsmart Universal Solar Filter 70 to 100mm (44428) - Astronomy Plus
$27.00 - $27.00
$27.00
$27.00 - $27.00
$27.00

Celestron Eclipsmart Universal Solar Filter 70 to 100mm (44428)

Celestron Eclipsmart Universal Solar Filter  Turn your telescope, spotting scope, or DSLR camera into a solar scope! The EclipSmart Universal Solar...

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$27.00 - $27.00
$27.00
$27.00 - $27.00
$27.00
Thousand Oaks Threaded Camera Filters - Astronomy Plus
Thousand Oaks Threaded Camera Filters - Astronomy Plus
$80.00 - $120.00
$80.00 - $120.00
$80.00 - $120.00
$80.00

Thousand Oaks Threaded Camera Filters

Thousand Oaks Threaded Camera Filters Thousand Oaks Threaded Camera Filters boast superior quality and performance. They create a clear, crisp pict...

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$80.00 - $120.00
$80.00 - $120.00
$80.00 - $120.00
$80.00
Seymour Helios Solar Glass Telescope Filter - Astronomy Plus
Seymour Helios Solar Glass Telescope Filter - Astronomy Plus
$117.00 - $347.00
$117.00 - $347.00
$117.00 - $347.00
$117.00

Seymour Helios Solar Glass Telescope Filter

Seymour Helios Solar Glass Telescope Filter This premium solar filter is safe to photograph or view the sun when mounted on a telescope, view fi...

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$117.00 - $347.00
$117.00 - $347.00
$117.00 - $347.00
$117.00
Astrozap Full Aperture Solar Filter - Astronomy Plus
$131.00 - $352.00
$131.00 - $352.00
$131.00 - $352.00
$131.00

Astrozap Full Aperture Solar Filter

Astrozap Full Aperture Solar Filter Please see that document before choosing the size of your filter: How to Choose the right Astrozap Solar Filte...

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$131.00 - $352.00
$131.00 - $352.00
$131.00 - $352.00
$131.00
SVBONY 1.25"/2'' Variable Polarizing Filters for Eyepieces - Astronomy Plus
SVBONY 1.25"/2'' Variable Polarizing Filters for Eyepieces - Astronomy Plus
Save up to $3.30 Save $0.00
$20.00 - $22.00
$20.00 - $22.00
$20.00
$17.00 - $18.70
$17.00 - $18.70
$17.00

SVBONY 1.25"/2'' Variable Polarizing Filters for Eyepieces

SVBONY 1.25"/2'' Variable Polarizing Filters for Eyepieces The VPL Filter has premium quality metal rim and optics glass lens . Reduce glare and in...

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$20.00 - $22.00
$20.00 - $22.00
$20.00
$17.00 - $18.70
$17.00 - $18.70
$17.00
Save up to $3.30 Save $0.00
Optolong UV/IR CUT - Astronomy Plus
Save up to $17.60 Save $0.00
$59.00 - $88.00
$59.00 - $88.00
$59.00
$47.20 - $70.40
$47.20 - $70.40
$47.20

Optolong UV/IR CUT

Optolong UV/IR CUT Optolong UV/IR Cut filter is designed for ultraviolet and infrared wavelength blocking to improve sharpness of the image as most...

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$59.00 - $88.00
$59.00 - $88.00
$59.00
$47.20 - $70.40
$47.20 - $70.40
$47.20
Save up to $17.60 Save $0.00
Thousand Oaks SolarLite Filter Sheets - Astronomy Plus
$57.00 - $506.00
$57.00 - $506.00
$57.00 - $506.00
$57.00

Thousand Oaks SolarLite Filter Sheets

Thousand Oaks SolarLite Filter Sheets What is the difference between Silver-Black Polymer film and SolarLite film? Silver-Black is good for up to 1...

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$57.00 - $506.00
$57.00 - $506.00
$57.00 - $506.00
$57.00
Vaonis Vespera Solar Filter (AC021) - Astronomy Plus
Vaonis Vespera Solar Filter (AC021) - Astronomy Plus
$201.00 - $201.00
$201.00
$201.00 - $201.00
$201.00

Vaonis Vespera Solar Filter (AC021)

Vaonis Vespera Solar Filter Astronomer by night, astronomer by day! Observe the closest star to Earth during the day with the Vespera solar filter....

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$201.00 - $201.00
$201.00
$201.00 - $201.00
$201.00
Antlia Quad Band Anti-Light Pollution Filter 2" Mounted (QUAD-2) - Astronomy Plus
Save $13.35 Save $0.00
$267.00
$267.00 - $267.00
$267.00
$253.65
$253.65 - $253.65
$253.65

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

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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$267.00
$267.00 - $267.00
$267.00
$253.65
$253.65 - $253.65
$253.65
Save $13.35 Save $0.00
Optolong L-Pro Filter - Astronomy Plus
Optolong L-Pro Filter - Astronomy Plus
Save up to $78.00 Save $0.00
$201.00 - $390.00
$201.00 - $390.00
$201.00
$170.85 - $312.00
$170.85 - $312.00
$170.85

Optolong L-Pro Filter

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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$201.00 - $390.00
$201.00 - $390.00
$201.00
$170.85 - $312.00
$170.85 - $312.00
$170.85
Save up to $78.00 Save $0.00
Vespera Duo-Band Filter (AC022) - Astronomy Plus
Vespera Duo-Band Filter (AC022) - Astronomy Plus
$530.00 - $530.00
$530.00
$530.00 - $530.00
$530.00

Vaonis Vespera Duo-Band Filter (AC022)

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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$530.00 - $530.00
$530.00
$530.00 - $530.00
$530.00
Antlia SHO 3nm Narrowband PRO Filters - Astronomy Plus
Antlia SHO 3nm Narrowband PRO Filters - Astronomy Plus
Save up to $149.71 Save $0.00
$339.00 - $2,994.01
$339.00 - $2,994.01
$339.00
$322.05 - $2,844.30
$322.05 - $2,844.30
$322.05

Antlia SHO 3nm Narrowband PRO Filters

Antlia SHO 3nm Narrowband Pro Filters Antlia SHO Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwid...

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$339.00 - $2,994.01
$339.00 - $2,994.01
$339.00
$322.05 - $2,844.30
$322.05 - $2,844.30
$322.05
Save up to $149.71 Save $0.00
Antlia LRGB-V Filters - Astronomy Plus
Antlia LRGB-V Filters - Astronomy Plus
Save up to $38.10 Save $0.00
$380.00 - $762.00
$380.00 - $762.00
$380.00
$361.00 - $723.90
$361.00 - $723.90
$361.00

Antlia LRGB-V Pro Filters

Antlia LRGB-V Pro Filters The Antlia LRGB-V Pro series filters are designed for monochrome cameras that use both CCD and CMOS sensors. Suitable sen...

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$380.00 - $762.00
$380.00 - $762.00
$380.00
$361.00 - $723.90
$361.00 - $723.90
$361.00
Save up to $38.10 Save $0.00
ZWO UV/IR Cut Filter - Astronomy Plus
ZWO UV/IR Cut Filter - Astronomy Plus
$30.00 - $66.00
$30.00 - $66.00
$30.00 - $66.00
$30.00

ZWO UV/IR Cut Filter

ZWO UV/IR Cut Filter The ZWO UV/IR Cut Filter  filter is suitable for color camera with AR protect window. It’s available in 1.25″ or 2″ round moun...

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$30.00 - $66.00
$30.00 - $66.00
$30.00 - $66.00
$30.00
Celestron EclipSmart Solar Filter - 6” SCT (94243) - Astronomy Plus
Celestron EclipSmart Solar Filter - 6” SCT (94243) - Astronomy Plus
$75.74 - $75.74
$75.74
$75.74 - $75.74
$75.74

Celestron EclipSmart Solar Filter - 6” SCT (94243)

Celestron EclipSmart Solar Filter - 6” SCT Enhance your viewing experience with Celestron's EclipSmart Solar Filter for Celestron 6” telescopes. Wi...

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$75.74 - $75.74
$75.74
$75.74 - $75.74
$75.74
Celestron EclipSmart Solar Filter - 8” SCT and EdgeHD (94244) - Astronomy Plus
Celestron EclipSmart Solar Filter - 8” SCT and EdgeHD (94244) - Astronomy Plus
$93.00 - $93.00
$93.00
$93.00 - $93.00
$93.00

Celestron EclipSmart Solar Filter - 8” SCT and EdgeHD (94244)

Celestron EclipSmart Solar Filter - 8” SCT and EdgeHD Enhance your viewing experience with Celestron's EclipSmart Solar Filter for Celestron 8” tel...

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$93.00 - $93.00
$93.00
$93.00 - $93.00
$93.00
Vespera Light Pollution Filter (AC023) - Astronomy Plus
Vespera Light Pollution Filter (AC023) - Astronomy Plus
$309.00 - $309.00
$309.00
$309.00 - $309.00
$309.00

Vespera Light Pollution Filter (AC023)

Vespera Light Pollution Filter The Vespera light pollution filter or CLS (City Light Suppression) filter allows you to improve the quality of your ...

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$309.00 - $309.00
$309.00
$309.00 - $309.00
$309.00
Antlia ALP-T Dual Band 5nm Ha&OIII "Gold" Filter - Astronomy Plus
Antlia ALP-T Dual Band 5nm Ha&OIII "Gold" Filter - Astronomy Plus
Save up to $22.50 Save $0.00
$400.00 - $450.00
$400.00 - $450.00
$400.00
$380.00 - $427.50
$380.00 - $427.50
$380.00

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

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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$400.00 - $450.00
$400.00 - $450.00
$400.00
$380.00 - $427.50
$380.00 - $427.50
$380.00
Save up to $22.50 Save $0.00
SVBONY SV229 Solar Eclipse Telescope Filters - Astronomy Plus
Save up to $7.20 Save $0.00
$40.50 - $48.00
$40.50 - $48.00
$40.50
$34.42 - $40.80
$34.42 - $40.80
$34.42

SVBONY SV229 Solar Eclipse Telescope Filters

SVBONY SV229 Solar Eclipse Telescope Filter The SV229 is an ideal choice for viewing the sun, and it conforms the standard ISO 12312-2: 2015. You c...

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$40.50 - $48.00
$40.50 - $48.00
$40.50
$34.42 - $40.80
$34.42 - $40.80
$34.42
Save up to $7.20 Save $0.00
Askar Colour Magic C1/C2 Duo-Band Filter - Astronomy Plus
Askar Colour Magic C1/C2 Duo-Band Filter - Astronomy Plus
$134.00 - $255.00
$134.00 - $255.00
$134.00 - $255.00
$134.00

Askar Colour Magic C1 & C2 Duo-Band Filter

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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$134.00 - $255.00
$134.00 - $255.00
$134.00 - $255.00
$134.00
Unistellar Smart Solar Filter (SOLAR) - Astronomy Plus
Save $68.20 Save $0.00
$341.00
$341.00 - $341.00
$341.00
$272.80
$272.80 - $272.80
$272.80

Unistellar Smart Solar Filter for eQuinox and eVscope (SOLAR)

Unistellar Smart Solar Filter Unlock the secrets of our nearest star and uncover the awe-inspiring mysteries of solar activity with the Unistellar ...

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$341.00
$341.00 - $341.00
$341.00
$272.80
$272.80 - $272.80
$272.80
Save $68.20 Save $0.00
ZWO Atmospheric Dispersion Corrector (ADC) - Astronomy Plus
$173.00 - $173.00
$173.00
$173.00 - $173.00
$173.00

ZWO Atmospheric Dispersion Corrector (ADC)

ZWO Atmospheric Dispersion Corrector ZWO Atmospheric Dispersion Corrector (ADC) is used to reduce the effect of atmospheric dispersion on lunar and...

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$173.00 - $173.00
$173.00
$173.00 - $173.00
$173.00
Optolong L-Extreme Dual-Band Filter - Astronomy Plus
Optolong L-Extreme Dual-Band Filter - Astronomy Plus
Save up to $62.55 Save $0.00
$323.00 - $417.00
$323.00 - $417.00
$323.00
$274.55 - $354.45
$274.55 - $354.45
$274.55

Optolong L-Extreme Dual-Band Filter

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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$323.00 - $417.00
$323.00 - $417.00
$323.00
$274.55 - $354.45
$274.55 - $354.45
$274.55
Save up to $62.55 Save $0.00
Seymour Hyperion Solar Film Telescope Filter - Astronomy Plus
Seymour Hyperion Solar Film Telescope Filter - Astronomy Plus
$81.00 - $128.00
$81.00 - $128.00
$81.00 - $128.00
$81.00

Seymour Hyperion Solar Film Telescope Filter

Seymour Hyperion Solar Film Telescope Filter This premium solar filter is safe to photograph or view the sun when mounted on a telescope, view find...

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$81.00 - $128.00
$81.00 - $128.00
$81.00 - $128.00
$81.00
Svbony 7nm Dual-Band Nebula filter - Astronomy Plus
Svbony 7nm Dual-Band Nebula filter - Astronomy Plus
Save up to $43.20 Save $0.00
$148.00 - $216.00
$148.00 - $216.00
$148.00
$118.40 - $172.80
$118.40 - $172.80
$118.40

Svbony 7nm Dual-Band Nebula Filter

Svbony 7nm Dual-Band Nebula Filter Dual Narrow bandwidth H-Alpha/O-III 7nm narrowband filter properly designed for astrophotography both in light ...

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$148.00 - $216.00
$148.00 - $216.00
$148.00
$118.40 - $172.80
$118.40 - $172.80
$118.40
Save up to $43.20 Save $0.00
Antlia ALP-T 2" Dual Band 5nm SII&Hb Filter - Astronomy Plus
Antlia ALP-T 2" Dual Band 5nm SII&Hb Filter - Astronomy Plus
Save $21.50 Save $0.00
$430.00
$430.00 - $430.00
$430.00
$408.50
$408.50 - $408.50
$408.50

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

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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$430.00
$430.00 - $430.00
$430.00
$408.50
$408.50 - $408.50
$408.50
Save $21.50 Save $0.00
Thousand Oaks Silver-Black Polymer Sheets - Astronomy Plus
$30.00 - $203.00
$30.00 - $203.00
$30.00 - $203.00
$30.00

Thousand Oaks Silver-Black Polymer Sheets

Thousand Oaks Silver-Black Polymer Sheets Exclusive Thousand Oaks Optical formula developed solely for SAFE solar observation. CE & ISO Certifi...

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$30.00 - $203.00
$30.00 - $203.00
$30.00 - $203.00
$30.00
SVBONY 1.25''/2'' UV IR Cut Filters for Astronomy Accessories - Astronomy Plus
SVBONY 1.25''/2'' UV IR Cut Filters for Astronomy Accessories - Astronomy Plus
Save up to $3.60 Save $0.00
$11.00 - $24.00
$11.00 - $24.00
$11.00
$9.35 - $20.40
$9.35 - $20.40
$9.35

SVBONY 1.25''/2'' UV IR Cut Filters for Astronomy Accessories

SVBONY 1.25''/2'' UV IR Cut Filters for Astronomy Accessories This UV/IR Cut off filter blocks undesirable ultraviolet and infrared rays that may i...

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$11.00 - $24.00
$11.00 - $24.00
$11.00
$9.35 - $20.40
$9.35 - $20.40
$9.35
Save up to $3.60 Save $0.00
SVBONY SV155 1.25 " 7-Piece Filters Set for Planetary & Moon - Astronomy Plus
SVBONY SV155 1.25 " 7-Piece Filters Set for Planetary & Moon - Astronomy Plus
Save $7.35 Save $0.00
$49.00
$49.00 - $49.00
$49.00
$41.65
$41.65 - $41.65
$41.65

SVBONY SV155 1.25 " 7-Piece Filters Set for Planetary & Moon

SVBONY SV155 1.25" 7-Piece Filters Set for Planetary & Moon 7pcs filters set include most popular color planetary and moon telescope eyepiece ...

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$49.00
$49.00 - $49.00
$49.00
$41.65
$41.65 - $41.65
$41.65
Save $7.35 Save $0.00
Baader UV/IR-Cut / L-Filter – CMOS-optimized - Astronomy Plus
$104.00 - $392.00
$104.00 - $392.00
$104.00 - $392.00
$104.00

Baader UV/IR-Cut / L-Filter – CMOS-optimized

Baader UV/IR-Cut / L-Filter – CMOS-optimized New CMOS-optimized UV/IR-Cut / L-Filter filters from Baader Planetarium with Reflex-Blocker™ and Life-...

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$104.00 - $392.00
$104.00 - $392.00
$104.00 - $392.00
$104.00
Askar Color Magic 6nm Deep-Sky Narrowband filters - Astronomy Plus
Askar Color Magic 6nm Deep-Sky Narrowband filters - Astronomy Plus
$379.00 - $745.00
$379.00 - $745.00
$379.00 - $745.00
$379.00

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

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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$379.00 - $745.00
$379.00 - $745.00
$379.00 - $745.00
$379.00
Daystar Quark Chromosphere H-alpha Filter (DSZ4C) - Astronomy Plus
Daystar Quark Chromosphere H-alpha Filter (DSZ4C) - Astronomy Plus
$1,748.00 - $1,748.00
$1,748.00
$1,748.00 - $1,748.00
$1,748.00

Daystar Quark Chromosphere H-alpha Filter (DSZ4C)

Daystar Quark Chromosphere H-alpha Filter The Daystar Quark Chromosphere H-alpha Filter marries high quality components of a telecentric barlow, ad...

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$1,748.00 - $1,748.00
$1,748.00
$1,748.00 - $1,748.00
$1,748.00
SVBONY Moon Filter 1.25''/2'' for reduce glare - Astronomy Plus
SVBONY Moon Filter 1.25''/2'' for reduce glare - Astronomy Plus
Save up to $4.65 Save $0.00
$15.00 - $31.00
$15.00 - $31.00
$15.00
$12.75 - $26.35
$12.75 - $26.35
$12.75

SVBONY Moon Filter 1.25''/2'' for Reduce Glare

SVBONY Moon Filter 1.25''/2'' for Reduce Glare Moon and skyglow filter is a multi band pass filter transmitting a high percentage of light in the ...

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$15.00 - $31.00
$15.00 - $31.00
$15.00
$12.75 - $26.35
$12.75 - $26.35
$12.75
Save up to $4.65 Save $0.00
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