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    William Optics 99% Dielectric Dura Bright Diagonal - 2"

    WO-D-DIG2D-C-DB-T
    2 in stock

    High-quality 2" diagonal for refractor and catadioptric telescopes 99% reflectivity dielectric coating for maximum light transmission ...

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    CA$213.00 - CA$213.00
    CA$213.00
    CA$213.00 - CA$213.00
    CA$213.00
  • CA$285.00 - CA$285.00
    CA$285.00
    CA$285.00 - CA$285.00
    CA$285.00

    William Optics Adjustable Flat61 for Z61

    WO-P-FLAT61A
    1 in stock

    Adjustable field flattener specifically designed for the William Optics Z61 telescope Improves edge-to-edge sharpness for astrophotography w...

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    CA$285.00 - CA$285.00
    CA$285.00
    CA$285.00 - CA$285.00
    CA$285.00
  • CA$309.00 - CA$309.00
    CA$309.00
    CA$309.00 - CA$309.00
    CA$309.00

    William Optics Adjustable Flat6AIII

    WO-P-FLAT6AIII
    3 in stock

    Versatile field flattener for William Optics refractor telescopes Adjustable design for optimal performance with various camera setups ...

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    CA$309.00 - CA$309.00
    CA$309.00
    CA$309.00 - CA$309.00
    CA$309.00
  • CA$396.00 - CA$396.00
    CA$396.00
    CA$396.00 - CA$396.00
    CA$396.00

    William Optics Adjustable Flat6AIII for FLT91

    WO-P-FLAT6AIII-M92
    1 in stock

    0.8x reducer For William Optics FLT91 refractor Description The William Optics Adjustable Flat6AIII for FLT91 is a special editio...

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    CA$396.00 - CA$396.00
    CA$396.00
    CA$396.00 - CA$396.00
    CA$396.00
  • CA$309.00 - CA$309.00
    CA$309.00
    CA$309.00 - CA$309.00
    CA$309.00

    William Optics Adjustable Flat73A for Z73

    WO-P-FLAT73A
    1 in stock

    Improves edge-to-edge sharpness for astrophotography 43mm image circle Adjustable design 66.2mm back focus Description Specifications In the Bo...

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    CA$309.00 - CA$309.00
    CA$309.00
    CA$309.00 - CA$309.00
    CA$309.00
  • CA$386.00 - CA$386.00
    CA$386.00
    CA$386.00 - CA$386.00
    CA$386.00

    William Optics Adjustable Reducer Flattener Flat61R for Z61

    WO-P-FLAT61R

    Adjustable reducer and field flattener for William Optics Z61 telescope Improves image sharpness and reduces distortion Description ...

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    CA$386.00 - CA$386.00
    CA$386.00
    CA$386.00 - CA$386.00
    CA$386.00
  • CA$386.00 - CA$386.00
    CA$386.00
    CA$386.00 - CA$386.00
    CA$386.00

    William Optics Adjustable Reducer Flattener Flat73R for Z73

    WO-P-FLAT73R

    Adjustable reducer and field flattener for William Optics Z73 telescope Improves image sharpness and reduces distortion Description ...

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    CA$386.00 - CA$386.00
    CA$386.00
    CA$386.00 - CA$386.00
    CA$386.00
  • CA$138.00 - CA$138.00
    CA$138.00
    CA$138.00 - CA$138.00
    CA$138.00

    William Optics Bahtinov Mask Cover for GT71 / Z73 / Star71II

    Options available

    Bahtinov mask cover for William Optics GT71, Z73, and Star71II telescopes Enhances focusing accuracy for astrophotography Description ...

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    CA$138.00 - CA$138.00
    CA$138.00
    CA$138.00 - CA$138.00
    CA$138.00
  • CA$154.00 - CA$154.00
    CA$154.00
    CA$154.00 - CA$154.00
    CA$154.00

    William Optics Bahtinov Mask Cover for GT81 / Z81

    Options available

    Bahtinov mask cover for William Optics GT81 and Z81 telescopes Enhances focusing accuracy for astrophotography Description The Willi...

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    CA$154.00 - CA$154.00
    CA$154.00
    CA$154.00 - CA$154.00
    CA$154.00
  • CA$252.00 - CA$252.00
    CA$252.00
    CA$252.00 - CA$252.00
    CA$252.00

    William Optics Bahtinov Mask Cover for Takahashi FSQ106

    Options available

    Bahtinov mask cover for Takahashi FSQ106 telescope Enhances focusing accuracy for astrophotography Description The William Optics Ba...

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    CA$252.00 - CA$252.00
    CA$252.00
    CA$252.00 - CA$252.00
    CA$252.00
  • CA$185.00 - CA$185.00
    CA$185.00
    CA$185.00 - CA$185.00
    CA$185.00

    William Optics Bahtinov Mask Cover for WO 102 & 103 Series Telescopes

    Options available

    Bahtinov mask cover for William Optics 102 & 103 Series telescopes Enhances focusing accuracy for astrophotography Description T...

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    CA$185.00 - CA$185.00
    CA$185.00
    CA$185.00 - CA$185.00
    CA$185.00
  • CA$267.00 - CA$267.00
    CA$267.00
    CA$267.00 - CA$267.00
    CA$267.00

    William Optics Bahtinov Mask Cover for WO FLT132

    Options available

    Precision focusing aid for the William Optics FLT132 telescope Custom-designed to fit the FLT132 model perfectly Description T...

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    CA$267.00 - CA$267.00
    CA$267.00
    CA$267.00 - CA$267.00
    CA$267.00
  • CA$122.00 - CA$122.00
    CA$122.00
    CA$122.00 - CA$122.00
    CA$122.00

    William Optics Bahtinov Mask Cover for WO Z61

    Options available

    Precision focusing aid for the William Optics Z61 telescope Custom-designed to fit the Z61 model perfectly Description The Wil...

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    CA$122.00 - CA$122.00
    CA$122.00
    CA$122.00 - CA$122.00
    CA$122.00
  • CA$419.00 - CA$419.00
    CA$419.00
    CA$419.00 - CA$419.00
    CA$419.00

    William Optics Binoviewer Complete Package

    WO-E-BINO-P

    Enhances visual astronomy with comfortable two-eye viewing Complete package includes binoviewer, eyepieces, and accessories Descriptio...

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    CA$419.00 - CA$419.00
    CA$419.00
    CA$419.00 - CA$419.00
    CA$419.00
  • CA$90.00 - CA$90.00
    CA$90.00
    CA$90.00 - CA$90.00
    CA$90.00

    William Optics Birding 250mm Duelside Plate (Manfrotto & Arca Swiss Type)

    WO-M-PMA250

    Work with Vixen-style dovetail bars Made of durable materials Description The William Optics Birding 250mm Duelside Plate is an acces...

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    CA$90.00 - CA$90.00
    CA$90.00
    CA$90.00 - CA$90.00
    CA$90.00
  • CA$147.00 - CA$147.00
    CA$147.00
    CA$147.00 - CA$147.00
    CA$147.00

    William Optics Camera Angle Rotator for 2.5" M63 Focuser

    WO-M-CAA63
    4 in stock

    Camera angle rotator designed for William Optics 2.5" M63 focuser Allows precise adjustment of the camera angle for...

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    CA$147.00 - CA$147.00
    CA$147.00
    CA$147.00 - CA$147.00
    CA$147.00
  • CA$86.00 - CA$86.00
    CA$86.00
    CA$86.00 - CA$86.00
    CA$86.00

    William Optics Canon EOS Camera Adapter

    WO-AD4-A009-L00BL03

    Allows attachment of Canon EOS cameras to William Optics telescopes Ensures a secure and stable connection for astrophotography Description ...

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    CA$86.00 - CA$86.00
    CA$86.00
    CA$86.00 - CA$86.00
    CA$86.00
  • CA$281.00 - CA$281.00
    CA$281.00
    CA$281.00 - CA$281.00
    CA$281.00

    William Optics Carry Soft Case for FLT132

    WO-BG1-P005

    Soft carry case designed specifically for the William Optics FLT132 telescope Offers protection and convenience for...

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    CA$281.00 - CA$281.00
    CA$281.00
    CA$281.00 - CA$281.00
    CA$281.00
  • CA$58.00 - CA$58.00
    CA$58.00
    CA$58.00 - CA$58.00
    CA$58.00

    William Optics Cat Mounting Ring

    WO-M-MR50RC-BL

    Seamlessly integrate with your existing astrophotography gear. Ensures stable attachment of your telescope to your mount. Description In th...

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    CA$58.00 - CA$58.00
    CA$58.00
    CA$58.00 - CA$58.00
    CA$58.00
  • CA$72.00 - CA$72.00
    CA$72.00
    CA$72.00 - CA$72.00
    CA$72.00

    William Optics Cat Series Saddle Handle Bar

    Options available
    3 variants in stock

    Designed for the William Optics Cat Series telescopes Features a sleek and ergonomic design Description The William Optics Cat Se...

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    CA$72.00 - CA$72.00
    CA$72.00
    CA$72.00 - CA$72.00
    CA$72.00
  • CA$135.00 - CA$135.00
    CA$135.00
    CA$135.00 - CA$135.00
    CA$135.00

    William Optics CatEye 60° 10mm - 1.25"

    WO-E-CE10

    60° apparent field of view 10mm focal length for medium-high magnification Description The William Optics CatEye 60° 10mm - 1....

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    CA$135.00 - CA$135.00
    CA$135.00
    CA$135.00 - CA$135.00
    CA$135.00
  • CA$148.00 - CA$148.00
    CA$148.00
    CA$148.00 - CA$148.00
    CA$148.00

    William Optics Cellphone Holder Telescope Adapter

    WO-CLA20

    Universal adapter for smartphone astrophotography Compatible with a wide range of smartphones and telescope eyepieces Description ...

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    CA$148.00 - CA$148.00
    CA$148.00
    CA$148.00 - CA$148.00
    CA$148.00
  • CA$49.00 - CA$49.00
    CA$49.00
    CA$49.00 - CA$49.00
    CA$49.00

    William Optics DSD 110 Plate

    Options available
    1 variants in stock

    DSD 110 Plate by William Optics Provides a secure mounting solution for telescopes and accessories Desc...

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    CA$49.00 - CA$49.00
    CA$49.00
    CA$49.00 - CA$49.00
    CA$49.00
  • CA$61.00 - CA$61.00
    CA$61.00
    CA$61.00 - CA$61.00
    CA$61.00

    William Optics DSD 210 Plate

    Options available
    4 variants in stock

    DSD 210 Plate by William Optics Provides a secure mounting solution for telescopes and accessories Desc...

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    CA$61.00 - CA$61.00
    CA$61.00
    CA$61.00 - CA$61.00
    CA$61.00