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ZWO Seestar S30 Desktop
Holiday Schedule: We’ll be taking a short break from December 24th to December 29th to enjoy the holidays. During this time, the store will be closed, no orders will be shipped, and support will be unavailable. Happy Holidays!
Holiday Schedule: We’ll be taking a short break from December 24th to December 29th to enjoy the holidays. During this time, the store will be closed, no orders will be shipped, and support will be unavailable. Happy Holidays!

william optics

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    William Optics 1.25" RotoLock Visual Back Adapter - SCT

    WO-F-ROTO-A2-125-SCT-TA

    1.25" RotoLock visual back adapter designed for SCT threads Ensures a secure and precise connection for 1.25" acces...

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    William Optics 105 -148mm Bahtinov Focusing Mask

    WO-BM-DS-GR55

    Designed for telescopes with apertures between 105mm and 148mm Precise focusing aid for astrophotography and visual observation Descri...

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    CA$63.00
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    CA$57.00
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    William Optics 120mm Saddle Handle Bar

    WO-M-HC120BL
    2 in stock

    Seamlessly integrate with your existing astrophotography gear. Eliminates the need for constant adjustments. Description In the box ...

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    CA$147.00
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    CA$132.00
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    William Optics 120mm Saddle Handle Bar with 50mm Guiding Rings

    WO-M-HC120BL-GR50SL

    Provide a stable platform for attaching guiding scopes and other accessories User-friendly and can be set up quickly Makes it easy to carry and...

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    CA$140.00
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    CA$126.00
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    William Optics 120mm Saddle Handle Bar with 50mm Guiding Rings - No Adjustments Screws

    WO-M-HC120BL-GR50IISL

    Seamlessly integrate with your existing astrophotography gear. Eliminates the need for constant adjustments. Description In the box ...

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    CA$114.00
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    CA$103.00
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    CA$103.00

    William Optics 172mm -235mm Bahtinov Focusing Mask

    WO-BM-DS-GR90

    Designed for telescopes with apertures between 172mm and 235mm Precise focusing aid for astrophotography and visual observation Descri...

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    CA$235.00
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    CA$212.00
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    CA$212.00

    William Optics 2 x 42mm Cat Eyes Binoculars

    WO-B-2X42-RD

    William Optics Cat Eyes 2×42 Binoculars The William Optics Cat Eyes 2×42 binoculars are designed for stargazers who want to enhance their naked-e...

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    CA$235.00
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    CA$235.00
    CA$212.00
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    CA$127.00
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    CA$114.00
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    CA$114.00

    William Optics 2" RotoLock - M63

    WO-F-ROTO-A63SL

    2" RotoLock adapter designed for M63 threads Ensures a secure and precise connection for 2" accessories ...

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    CA$143.00
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    CA$143.00
    CA$129.00
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    CA$129.00

    William Optics 2" RotoLock Adapter - SCT

    WO-D-ROTO-A2-SCT2F

    Designed for Schmidt-Cassegrain Telescopes (SCT) Features a secure RotoLock mechanism for 2" accessories Description The Willi...

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    CA$129.00
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    CA$76.00
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    CA$76.00
    CA$68.00
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    CA$68.00

    William Optics 2"-1.25" RotoLock Visual Back Adapter

    Options available

    2" to 1.25" RotoLock visual back adapter for secure accessory attachment Ensures a stable and precise connection fo...

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    CA$130.00
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    CA$117.00
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    CA$117.00

    William Optics 243-308mm Bahtinov Focusing Mask

    WO-BM-DS-GR150
    1 in stock

    Designed for telescopes with apertures between 243mm and 308mm Precise focusing aid for large aperture telescopes and astrophotography ...

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    CA$130.00
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    CA$130.00
    CA$117.00
    CA$117.00 - CA$117.00
    CA$117.00

    William Optics 243mm Saddle Handle Bar

    WO-M-HC243BL

    Provide a stable platform for attaching guiding scopes and other accessories User-friendly and can be set up quickly Makes it easy to carry and ma...

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    CA$130.00
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    CA$130.00
    CA$117.00
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    CA$117.00
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    CA$203.00
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    CA$183.00
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    CA$183.00

    William Optics 243mm Saddle Handle Bar with 50mm Guiding Rings

    WO-M-HC243BL-GR50IISL

    Compatible with William Optics' slide-base guide rings Can be used to make William Optics telescopes portable Description The Wil...

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    CA$203.00
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    CA$63.00
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    CA$57.00
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    William Optics 2x Barlow Nosepiece for Binoviewer

    WO-E-BINO-B2

    2x magnification Barlow lens specifically designed for binoviewers Increases magnification while maintaining focus with binoviewer setups ...

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    CA$279.00
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    CA$251.00
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    CA$251.00

    William Optics 3.5"-2" RotoLock Visual Back Adapter

    Options available

    3.5" to 2" RotoLock visual back adapter for secure accessory attachment Ensures a stable and precise connection for...

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    CA$279.00
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    CA$92.00
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    CA$83.00
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    CA$83.00

    William Optics 4" Extension Tube for FLT Series

    WO-P-EXFLT

    4" extension tube designed for William Optics FLT Series Provides additional back focus for various optical setups ...

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    CA$92.00
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    CA$132.00
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    CA$119.00
    CA$119.00 - CA$119.00
    CA$119.00

    William Optics 45° Erecting Prism - 1.25"

    WO-D-EP125

    45-degree erecting prism for 1.25" telescope eyepieces Provides correct image orientation for terrestrial and astronomical viewing Des...

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    CA$132.00
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    CA$49.00
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    CA$44.00
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    CA$44.00

    William Optics 48mm T-Mount for Canon

    WO-TM-CN-EOS-M48
    6 in stock

    Allows for simple installation Made with improved CNC for greater rigidity Description Compatible with Canon EOS-R mount mirrorless cameras....

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    CA$81.00
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    CA$73.00
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    CA$73.00

    William Optics 48mm T-Mount for Canon EOS R Mirrorless

    WO-TM-CN-EOSR-M48
    3 in stock

    High-precision M48 T-Mount Adapter For Canon EOS R mirrorless DSLR cameras Description The William Optics 48mm T-Mount for Canon ...

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    CA$81.00
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    CA$65.00
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    CA$65.00
    CA$59.00
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    CA$59.00

    William Optics 48mm T-Mount for Fuji FX - Black

    WO-TM-FJ-X-M48

    High-precision M48 T-Mount Adapter For Fuji FX series cameras Description The William Optics 48mm T-Mount for Pentax K is a high-...

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    CA$49.00
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    CA$44.00

    William Optics 48mm T-Mount for Nikon F

    WO-TM-NK-F-M48

    48mm T-Mount designed for Nikon F-mount cameras Ensures a secure and precise connection between your camera and tel...

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    CA$81.00
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    CA$73.00

    William Optics 48mm T-Mount for Nikon Z

    WO-TM-NK-Z-M48
    1 in stock

    High-precision M48 T-Mount Adapter For Canon EOS R mirrorless DSLR cameras Description The William Optics 48mm T-Mount for Canon ...

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    CA$81.00
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    CA$49.00
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    CA$44.00

    William Optics 48mm T-Mount for Pentax K - Black

    WO-TM-PT-K-M48
    1 in stock

    High-precision M48 T-Mount Adapter For Pentax K series cameras Description The William Optics 48mm T-Mount for Pentax K is a high...

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    CA$49.00
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    CA$65.00
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    CA$59.00 - CA$59.00
    CA$59.00

    William Optics 48mm T-Mount for Sony E - Black

    WO-TM-SN-E-M48

    48mm T-Mount designed specifically for Sony E-mount cameras Allows seamless connection between your Sony E-mount ca...

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    CA$65.00
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    CA$65.00
    CA$59.00
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    CA$59.00
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