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IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.

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Parts and Accessories

  • Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD

    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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    Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD
  • Original price $208.00 USD - Original price $208.00 USD
    Original price
    $208.00 USD
    $208.00 USD - $208.00 USD
    Current price $208.00 USD

    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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    Original price $208.00 USD - Original price $208.00 USD
    Original price
    $208.00 USD
    $208.00 USD - $208.00 USD
    Current price $208.00 USD
  • Original price $43.00 USD - Original price $43.00 USD
    Original price
    $43.00 USD
    $43.00 USD - $43.00 USD
    Current price $43.00 USD

    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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    Original price $43.00 USD - Original price $43.00 USD
    Original price
    $43.00 USD
    $43.00 USD - $43.00 USD
    Current price $43.00 USD
  • Original price $53.00 USD - Original price $53.00 USD
    Original price
    $53.00 USD
    $53.00 USD - $53.00 USD
    Current price $53.00 USD

    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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    Original price $53.00 USD - Original price $53.00 USD
    Original price
    $53.00 USD
    $53.00 USD - $53.00 USD
    Current price $53.00 USD
  • Original price $36.00 USD - Original price $38.21 USD
    Original price
    $36.00 USD - $38.21 USD
    $36.00 USD - $38.21 USD
    Current price $36.00 USD

    William Optics DSD 110 Plate

    Options available
    6 variants in stock

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

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    Original price $36.00 USD - Original price $38.21 USD
    Original price
    $36.00 USD - $38.21 USD
    $36.00 USD - $38.21 USD
    Current price $36.00 USD
  • Original price $45.00 USD - Original price $45.00 USD
    Original price
    $45.00 USD
    $45.00 USD - $45.00 USD
    Current price $45.00 USD

    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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    Original price $45.00 USD - Original price $45.00 USD
    Original price
    $45.00 USD
    $45.00 USD - $45.00 USD
    Current price $45.00 USD
  • Original price $49.00 USD - Original price $51.76 USD
    Original price
    $49.00 USD - $51.76 USD
    $49.00 USD - $51.76 USD
    Current price $49.00 USD

    William Optics DSD 245 Plate

    Options available
    5 variants in stock

    DSD 245 Plate by William Optics Provides a secure mounting solution for telescopes and accessories Desc...

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    Original price $49.00 USD - Original price $51.76 USD
    Original price
    $49.00 USD - $51.76 USD
    $49.00 USD - $51.76 USD
    Current price $49.00 USD
  • Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD

    William Optics Flat4 Draw Tube Adapter for FLT (Gold) for 2007-2016 Models

    WO-AD4-A006-L00GD03

    Designed for William Optics FLT telescopes (2007-2016 models) Gold-colored finish for aesthetic appeal Description The William...

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    Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD
  • Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD

    William Optics Flat4 Draw Tube Adapter for GT102, FLT 132 - Black for 3" V-Power Focuser

    WO-AD4-A006-L00BL03

    Designed for William Optics GT102 and FLT 132 telescopes with 3" V-Power Focuser Black-colored finish for a sleek, professional look D...

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    Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD
  • Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD

    William Optics Flat4 Draw Tube Adapter for GT102, FLT 132 - Blue for 3" V-power Focuser

    WO-AD4-A006-L00BU03

    Designed for William Optics GT102 and FLT 132 telescopes with 3" V-power Focuser Blue-colored finish for aesthetic appeal Description ...

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    Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD
  • Original price $50.00 USD - Original price $50.00 USD
    Original price
    $50.00 USD
    $50.00 USD - $50.00 USD
    Current price $50.00 USD

    William Optics Image Plane Tilt Adjuster

    WO-M-FD-RC51

    Image plane tilt adjuster designed for precise alignment Enhances image quality by correcting tilt in the optical p...

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    Original price $50.00 USD - Original price $50.00 USD
    Original price
    $50.00 USD
    $50.00 USD - $50.00 USD
    Current price $50.00 USD
  • Original price $91.00 USD - Original price $91.00 USD
    Original price
    $91.00 USD
    $91.00 USD - $91.00 USD
    Current price $91.00 USD

    William Optics Long Version Vixen-Style Dovetail Plate

    WO-M-PV-LII

    Increased stability, especially for heavier or longer optical tubes. Designed to fit Vixen-style dovetail mounts Description Th...

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    Original price $91.00 USD - Original price $91.00 USD
    Original price
    $91.00 USD
    $91.00 USD - $91.00 USD
    Current price $91.00 USD
  • Original price $49.00 USD - Original price $49.00 USD
    Original price
    $49.00 USD
    $49.00 USD - $49.00 USD
    Current price $49.00 USD

    William Optics Longer adjusting adapter for FLAT68III, FLAT7A

    WO-AD-M80-45-M48

    Longer adjustment range for more precise focusing Compatible with FLAT68III and FLAT7A telescopes Allows for more accurate adjustment of the teles...

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    Original price $49.00 USD - Original price $49.00 USD
    Original price
    $49.00 USD
    $49.00 USD - $49.00 USD
    Current price $49.00 USD
  • Original price $116.00 USD - Original price $116.00 USD
    Original price
    $116.00 USD
    $116.00 USD - $116.00 USD
    Current price $116.00 USD

    William Optics Losmandy Style Type D

    Options available
    1 variants in stock

    Losmandy-style dovetail plate (Type D) by William Optics Compatible with a variety of telescopes and mounts ...

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    Original price $116.00 USD - Original price $116.00 USD
    Original price
    $116.00 USD
    $116.00 USD - $116.00 USD
    Current price $116.00 USD
  • Original price $11.00 USD - Original price $11.00 USD
    Original price
    $11.00 USD
    $11.00 USD - $11.00 USD
    Current price $11.00 USD

    William Optics M48 Female to M42 Male Adapter

    WO-YE-M48-42
    5 in stock

    M48 female to M42 male adapter for versatile connection options Allows seamless integration between M48 and M42 thr...

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    Original price $11.00 USD - Original price $11.00 USD
    Original price
    $11.00 USD
    $11.00 USD - $11.00 USD
    Current price $11.00 USD
  • Original price $33.00 USD - Original price $33.00 USD
    Original price
    $33.00 USD
    $33.00 USD - $33.00 USD
    Current price $33.00 USD

    William Optics M48 Push-in Nosepiece for WO 2" Diagonals & UniGuide Scope

    WO-WD-DIG2A

    M48 push-in nosepiece for WO 2" diagonals and UniGuide scopes Enables easy integration of 2" accessories with Willi...

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    Original price $33.00 USD - Original price $33.00 USD
    Original price
    $33.00 USD
    $33.00 USD - $33.00 USD
    Current price $33.00 USD
  • Original price $44.00 USD - Original price $44.00 USD
    Original price
    $44.00 USD
    $44.00 USD - $44.00 USD
    Current price $44.00 USD

    William Optics M63 Female to 2" Push-in Adapter for P-FLAT6AIII

    WO-YE-M63F-2IN-PI
    1 in stock

    M63 female to 2" push-in adapter designed for the P-FLAT6AIII Facilitates the connection between your telescope and...

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    Original price $44.00 USD - Original price $44.00 USD
    Original price
    $44.00 USD
    $44.00 USD - $44.00 USD
    Current price $44.00 USD
  • Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD

    William Optics M63(M) to M48(M) Photo Adapter

    WO-P-PAM-63-48
    1 in stock

    M63 male to M48 male photo adapter for versatile connection options Facilitates seamless integration between M63 an...

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    Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD
  • Original price $45.00 USD - Original price $45.00 USD
    Original price
    $45.00 USD
    $45.00 USD - $45.00 USD
    Current price $45.00 USD

    William Optics Micro 4/3 48mm T-Mount for Olympus - Black

    WO-YE-TR-M48MFT

    Micro 4/3 48mm T-Mount designed for Olympus cameras Allows seamless connection between your Olympus camera and tele...

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    Original price $45.00 USD - Original price $45.00 USD
    Original price
    $45.00 USD
    $45.00 USD - $45.00 USD
    Current price $45.00 USD
  • Original price $148.00 USD - Original price $148.00 USD
    Original price
    $148.00 USD
    $148.00 USD - $148.00 USD
    Current price $148.00 USD

    William Optics Mounting Rings 90mm

    WO-M-M80R-B

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

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    Original price $148.00 USD - Original price $148.00 USD
    Original price
    $148.00 USD
    $148.00 USD - $148.00 USD
    Current price $148.00 USD
  • Original price $30.00 USD - Original price $30.62 USD
    Original price
    $30.00 USD - $30.62 USD
    $30.00 USD - $30.62 USD
    Current price $30.00 USD

    William Optics Pair of Riser Blocks

    Options available
    2 variants in stock

    Pair of riser blocks for elevating telescope mounting Compatible with various William Optics and standard mounting systems Description...

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    Original price $30.00 USD - Original price $30.62 USD
    Original price
    $30.00 USD - $30.62 USD
    $30.00 USD - $30.62 USD
    Current price $30.00 USD
  • Original price $66.00 USD - Original price $66.00 USD
    Original price
    $66.00 USD
    $66.00 USD - $66.00 USD
    Current price $66.00 USD

    William Optics Saddle Plate for Vixen-Style Dovetail Plate - 90mm

    WO-M-SP90RC-RD
    2 in stock

    Precision-machined from high-grade aluminum for a perfect fit Description The William Optics Saddle Plate for Vixen-Style Dovetail Plate - 9...

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    Original price $66.00 USD - Original price $66.00 USD
    Original price
    $66.00 USD
    $66.00 USD - $66.00 USD
    Current price $66.00 USD
  • Original price $43.00 USD - Original price $43.00 USD
    Original price
    $43.00 USD
    $43.00 USD - $43.00 USD
    Current price $43.00 USD

    William Optics SCT Connection for WO Diagonals - Gold

    WO-D-SCT-TA-G

    Adapter for connecting Schmidt-Cassegrain telescopes to William Optics diagonals Gold-anodized finish for durability and aesthetic appeal ...

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    Original price $43.00 USD - Original price $43.00 USD
    Original price
    $43.00 USD
    $43.00 USD - $43.00 USD
    Current price $43.00 USD
  • Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD

    William Optics Slide-Base 50mm Guiding Rings

    WO-M-GR50SL
    1 in stock

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

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    Original price $64.00 USD - Original price $64.00 USD
    Original price
    $64.00 USD
    $64.00 USD - $64.00 USD
    Current price $64.00 USD