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Optical Accessories

  • Original price CA$344.00 - Original price CA$661.00
    Original price
    CA$344.00 - CA$661.00
    CA$344.00 - CA$661.00
    Current price CA$344.00

    Antlia 3nm Narrowband H-alpha Pro Filter

    Options available
    3 variants in stock

    Antlia H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro n...

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    Original price CA$344.00 - Original price CA$661.00
    Original price
    CA$344.00 - CA$661.00
    CA$344.00 - CA$661.00
    Current price CA$344.00
  • Original price CA$344.00 - Original price CA$661.00
    Original price
    CA$344.00 - CA$661.00
    CA$344.00 - CA$661.00
    Current price CA$344.00

    Antlia 3nm Narrowband OIII Pro Filter

    Options available
    3 variants in stock

    Antlia OIII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nmbandpass. As the bandwidth becomes narrower, the 3nm Pro narro...

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    Original price CA$344.00 - Original price CA$661.00
    Original price
    CA$344.00 - CA$661.00
    CA$344.00 - CA$661.00
    Current price CA$344.00
  • Original price CA$344.00 - Original price CA$661.00
    Original price
    CA$344.00 - CA$661.00
    CA$344.00 - CA$661.00
    Current price CA$344.00

    Antlia 3nm Narrowband SII Pro Filter

    Options available
    3 variants in stock

    Antlia SII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narro...

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    Original price CA$344.00 - Original price CA$661.00
    Original price
    CA$344.00 - CA$661.00
    CA$344.00 - CA$661.00
    Current price CA$344.00
  • Original price CA$250.00 - Original price CA$472.00
    Original price
    CA$250.00 - CA$472.00
    CA$250.00 - CA$472.00
    Current price CA$250.00

    Antlia 4.5nm Narrowband H-alpha Edge Filter

    Options available
    4 variants in stock

    Antlia H-alpha EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD)5 on ...

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    Original price CA$250.00 - Original price CA$472.00
    Original price
    CA$250.00 - CA$472.00
    CA$250.00 - CA$472.00
    Current price CA$250.00
  • Original price CA$250.00 - Original price CA$472.00
    Original price
    CA$250.00 - CA$472.00
    CA$250.00 - CA$472.00
    Current price CA$250.00

    Antlia 4.5nm Narrowband OIII Edge Filter

    Options available
    4 variants in stock

    Antlia OIII EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD)5 on unw...

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    Original price CA$250.00 - Original price CA$472.00
    Original price
    CA$250.00 - CA$472.00
    CA$250.00 - CA$472.00
    Current price CA$250.00
  • Original price CA$250.00 - Original price CA$472.00
    Original price
    CA$250.00 - CA$472.00
    CA$250.00 - CA$472.00
    Current price CA$250.00

    Antlia 4.5nm Narrowband SII Edge Filter

    Options available
    4 variants in stock

    Antlia SII EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD)5 on unwa...

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    Original price CA$250.00 - Original price CA$472.00
    Original price
    CA$250.00 - CA$472.00
    CA$250.00 - CA$472.00
    Current price CA$250.00
  • Original price CA$985.00
    Original price CA$985.00 - Original price CA$985.00
    Original price CA$985.00
    Current price CA$931.00
    CA$931.00 - CA$931.00
    Current price CA$931.00

    Antlia ALP-T Dualband 5nm Ha/OIII and SII/Hb Filter Set - 2"

    ANT-ALP-T-SET

    Original price CA$985.00
    Original price CA$985.00 - Original price CA$985.00
    Original price CA$985.00
    Current price CA$931.00
    CA$931.00 - CA$931.00
    Current price CA$931.00
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  • Original price CA$513.00 - Original price CA$513.00
    Original price
    CA$513.00
    CA$513.00 - CA$513.00
    Current price CA$513.00

    Antlia ALP-T Dualband 5nm Ha/OIII Filter

    ANT-ALP-T-2
    5 in stock

    The Antlia ALP-T dual band 5nm Ha&OIII filter is a dual line-pass filter which was designed to be used primarily with one-shot color (OSC) cam...

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    Original price CA$513.00 - Original price CA$513.00
    Original price
    CA$513.00
    CA$513.00 - CA$513.00
    Current price CA$513.00
  • Original price CA$513.00 - Original price CA$513.00
    Original price
    CA$513.00
    CA$513.00 - CA$513.00
    Current price CA$513.00

    Antlia ALP-T Dualband 5nm Ha/OIII Highspeed Filter

    ANT-ALP-T-HS-2

    ALP-T Dual Band 5nm Highspeed Filters are further optimized to work with high-speed imaging systems by shifting slightly the passband and center w...

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    Original price CA$513.00 - Original price CA$513.00
    Original price
    CA$513.00
    CA$513.00 - CA$513.00
    Current price CA$513.00
  • Original price CA$472.00 - Original price CA$472.00
    Original price
    CA$472.00
    CA$472.00 - CA$472.00
    Current price CA$472.00

    Antlia ALP-T Dualband 5nm SII/Hb Filter

    ANT-ALP-T-SII-HB-2

    The ALP-T dual band 5nm SII&Hb filter is a dual line-pass filter, which lets the deep red Sulfur-II line and the blue Hydrogen-Beta line throu...

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    Original price CA$472.00 - Original price CA$472.00
    Original price
    CA$472.00
    CA$472.00 - CA$472.00
    Current price CA$472.00
  • Original price CA$135.00 - Original price CA$135.00
    Original price
    CA$135.00
    CA$135.00 - CA$135.00
    Current price CA$135.00

    Antlia H-beta and OIII Visual Filter - 1.25"

    ANT-HB-OIII-1.25
    1 in stock

    Antlia HB-OIII filter is engineered specifically for night visual nebulae observation at a high contrast and Deep-sky astrophotography. Its transm...

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    Original price CA$135.00 - Original price CA$135.00
    Original price
    CA$135.00
    CA$135.00 - CA$135.00
    Current price CA$135.00
  • Original price CA$53.00 - Original price CA$53.00
    Original price
    CA$53.00
    CA$53.00 - CA$53.00
    Current price CA$53.00

    Antlia IR Pass 685nm Filter - 1.25"

    ANT-IR685
    1 in stock

    The Antlia IR Pass 685nm filter is an absorptive filter that allows infrared light with wavelengths of more than 685nm to pass through. At these l...

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    Original price CA$53.00 - Original price CA$53.00
    Original price
    CA$53.00
    CA$53.00 - CA$53.00
    Current price CA$53.00
  • Original price CA$53.00 - Original price CA$53.00
    Original price
    CA$53.00
    CA$53.00 - CA$53.00
    Current price CA$53.00

    Antlia IR Pass 850nm Filter - 1.25"

    ANT-IR850
    3 in stock

    The Antlia IR Pass 850nm filter is an absorptive filter that allows infrared light with wavelengths of more than 850nm to pass through. It is a su...

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    Original price CA$53.00 - Original price CA$53.00
    Original price
    CA$53.00
    CA$53.00 - CA$53.00
    Current price CA$53.00
  • Original price CA$381.00 - Original price CA$762.00
    Original price
    CA$381.00 - CA$762.00
    CA$381.00 - CA$762.00
    Current price CA$381.00

    Antlia LRGB-V Pro Filter Set

    Options available
    2 variants in stock

    The Antlia LRGB-V Pro series filters are designed for monochrome cameras that use both CCD and CMOS sensors. Suitable sensors include KAF/KAI senso...

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    Original price CA$381.00 - Original price CA$762.00
    Original price
    CA$381.00 - CA$762.00
    CA$381.00 - CA$762.00
    Current price CA$381.00
  • Original price CA$269.00 - Original price CA$269.00
    Original price
    CA$269.00
    CA$269.00 - CA$269.00
    Current price CA$269.00

    Antlia Quad Band Light Pollution Filter - 2"

    ANT-QUAD-2

    The Antlia Quad Band Anti-Light Pollution Filter is a light suppression filter for color and monochrome cameras. It is able to shoot most deep sky...

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    Original price CA$269.00 - Original price CA$269.00
    Original price
    CA$269.00
    CA$269.00 - CA$269.00
    Current price CA$269.00
  • Original price CA$243.00 - Original price CA$243.00
    Original price
    CA$243.00
    CA$243.00 - CA$243.00
    Current price CA$243.00

    Antlia Triband RGB Ultra Filter

    ANT-TRI-RGB-2
    2 in stock

    It is designed for light pollution suppression for OSC and Mono cameras. The spectral design selected the most substantial information in the RGB b...

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    Original price CA$243.00 - Original price CA$243.00
    Original price
    CA$243.00
    CA$243.00 - CA$243.00
    Current price CA$243.00
  • Original price CA$269.00 - Original price CA$269.00
    Original price
    CA$269.00
    CA$269.00 - CA$269.00
    Current price CA$269.00

    Antlia U-Venus Filter - 1.25"

    ANT-UVENUS
    1 in stock

    Antlia Venus-U filter is designed for imaging the cloud structure of Venus and Jupiter with CCD cameras on a telescope. Cloud details primarily re...

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    Original price CA$269.00 - Original price CA$269.00
    Original price
    CA$269.00
    CA$269.00 - CA$269.00
    Current price CA$269.00
  • Original price CA$129.00 - Original price CA$129.00
    Original price
    CA$129.00
    CA$129.00 - CA$129.00
    Current price CA$129.00

    APM 1.5x/2x/2.7x ED Barlow Lens - 2"

    APM-Barlow2

    This is the 2" counterpart of our famed 1.25", 2x/1.5x Barlow lens. It is well made both in design and craftmanship. Both lenses are fully multicoa...

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    Original price CA$129.00 - Original price CA$129.00
    Original price
    CA$129.00
    CA$129.00 - CA$129.00
    Current price CA$129.00
  • Original price CA$68.00 - Original price CA$68.00
    Original price
    CA$68.00
    CA$68.00 - CA$68.00
    Current price CA$68.00

    APM 55° 24mm Reticle Eyepiece - 1.25"

    APM-FIND-E24
    4 in stock

    Crosshair eyepiece 24 mm 55° - 1.25" barrel... high quality crosshair eyepiece with comfortable viewing positionA versatile and reasonable priced c...

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    Original price CA$68.00 - Original price CA$68.00
    Original price
    CA$68.00
    CA$68.00 - CA$68.00
    Current price CA$68.00
  • Original price CA$537.00 - Original price CA$537.00
    Original price
    CA$537.00
    CA$537.00 - CA$537.00
    Current price CA$537.00

    APM 7.7mm to 15.4mm Super Zoom Eyepiece - 1.25"/2"

    APM-Zoom7.7-15.4-125

    Our APM Super-Zoom eyepiece is a modern new development for universal use during the day and in the night sky. Great emphasis was placed on excelle...

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    Original price CA$537.00 - Original price CA$537.00
    Original price
    CA$537.00
    CA$537.00 - CA$537.00
    Current price CA$537.00
  • Original price CA$143.00 - Original price CA$143.00
    Original price
    CA$143.00
    CA$143.00 - CA$143.00
    Current price CA$143.00

    APM 70° 20mm Reticle Eyepiece - 1.25"

    APM-FIND-E20

    Reticle eyepiece 20 mm 70° - 1.25" barrelWide Angle Erfle eyepiece with fine, illuminatable crosshair.Together with our APM Finders you will get a ...

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    Original price CA$143.00 - Original price CA$143.00
    Original price
    CA$143.00
    CA$143.00 - CA$143.00
    Current price CA$143.00
  • Original price CA$156.00 - Original price CA$156.00
    Original price
    CA$156.00
    CA$156.00 - CA$156.00
    Current price CA$156.00

    APM 70° 26mm Reticle Eyepiece - 2"

    APM-FIND-E26
    1 in stock

    APM 70° 26mm Reticle Eyepiece - 2"

    Original price CA$156.00 - Original price CA$156.00
    Original price
    CA$156.00
    CA$156.00 - CA$156.00
    Current price CA$156.00
  • Original price CA$339.00 - Original price CA$339.00
    Original price
    CA$339.00
    CA$339.00 - CA$339.00
    Current price CA$339.00

    APM 90° Erect Image Prism - 2"

    APM-2-diag-EI-PR-FL

    APM 2 inch Erect-Image-prism with fast-lock and ultra broadband coatingThe erecting-prism is produced by APM-Telescopes with highest qualityThis e...

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    Original price CA$339.00 - Original price CA$339.00
    Original price
    CA$339.00
    CA$339.00 - CA$339.00
    Current price CA$339.00
  • Original price CA$95.00 - Original price CA$95.00
    Original price
    CA$95.00
    CA$95.00 - CA$95.00
    Current price CA$95.00

    APM Adapter Kit for 2.7x ED Barlow

    APM-BAdap

    APM 2-part Adaptor Kit for 2,7x comacorrected barlow element - photography and visual usingAdaptor to T2 and Adaptor to 1,25"The Barlow element is ...

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    Original price CA$95.00 - Original price CA$95.00
    Original price
    CA$95.00
    CA$95.00 - CA$95.00
    Current price CA$95.00