William Optics

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William Optics William Optics 2 inch Durabright CF Plate
Dura-Bright 12mm thick mirror and dielectric mirror coatings
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William Optics 2 inch Durabright CF Plate
$189.00
$170.10
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William Optics William Optics Mounting Rings 90mm - M-M80R-B
These 90 mm, felt-lined mounting rings are made out of solid aluminum, anodized in black or silver, and will fit most 90 mm OD tubes, and all William Optics 80 and 90mm telescopes (Megrez 80 and 90, ZenithStar 80, GT81).
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William Optics Mounting Rings 90mm - M-M80R-B
$178.00
$160.20
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William Optics William Optics High Latitude Vixen Base Mount & Extension Bar for SkyGuider Pro - YG-IO-SG01H-RD-P
This innovative William Optics Vixen Base is an upgrade for the iOptron SkyGuider Pro.
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William Optics High Latitude Vixen Base Mount & Extension Bar for SkyGuider Pro - YG-IO-SG01H-RD-P
$288.00
$259.20
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William Optics William Optics Pentax K-Mount Wide T Thread 48mm
This extremely well machined and lightweight T-Mount with a 48mm thread from William Optics is the perfect companion for your Pentax K series camera.
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William Optics Pentax K-Mount Wide T Thread 48mm
$39.00
$35.10
William Optics William Optics Zenithstar 81 APO (GOLD)-A-Z81GD - LIMITED QUANTITES
William Optics Zenithstar 81 APO (GOLD)-A-Z81GD - LIMITED QUANTITES
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William Optics Zenithstar 81 APO (GOLD)-A-Z81GD - LIMITED QUANTITES
$888.00
William Optics FLAT68III longer adjusting adapter for WIFD GT81-M54
This 54mm long adjusting adapter converts between an M54x0.75 male thread, and a M80x0.75 female thread
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FLAT68III longer adjusting adapter for WIFD GT81-M54
$68.00
William Optics RedCat Ed. AM3 head + tripod
William Optics RedCat edition AM3 head and TC40 Carbon Fiber Tripod 2-part bundle
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RedCat Ed. AM3 head + tripod
$2,598.00
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William Optics William Optics Bahtinov Mask Cover for WO Telescopes
Achieve razor-sharp focus on stars, planets, and deep-sky targets
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William Optics Bahtinov Mask Cover for WO Telescopes
$118.00
$106.20
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William Optics William Optics Losmandy-style Dovetail Plate
William Optics Losmandy-style Dovetail Plate
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William Optics Losmandy-style Dovetail Plate
$139.00
$125.10
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William Optics William Optics Handle Bar for CAT 51
Synta Dovetail Handle Bar for Cat Series Telescopes
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William Optics Handle Bar for CAT 51
$60.00
$54.00
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William Optics William Optics Slide-base 50mm Guiding Rings
Slide Base mount for 50mm William optics Guise Scopes
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William Optics Slide-base 50mm Guiding Rings
$76.00
$68.40
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William Optics ZWO EAF Mounting Bracket for William Optics WIFD Focusers
Used to Mount the ZWO EAF to William Optics WIFD Focusers
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ZWO EAF Mounting Bracket for William Optics WIFD Focusers
$129.00
$116.10
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William Optics William Optics Fluorostar 156 f/7.8 Triplet Refractor
A Beautiful Large Aperture Triplet Refractor
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William Optics Fluorostar 156 f/7.8 Triplet Refractor
$8,998.00
$8,548.10
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William Optics Willam Optics GT81 with Internal Focus Design (WIFD) Apochromatic Series
A Triplet Apochromatic Prime Lens with Internal Focuser
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Willam Optics GT81 with Internal Focus Design (WIFD) Apochromatic Series
$2,198.00
$2,088.10
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William Optics William Optics Gran Turismo 81 IV APO Refractor
A Beautiful Triplet Apochromatic Prime Lens
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William Optics Gran Turismo 81 IV APO Refractor
$1,798.00
$1,708.10
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William Optics William Optics ZenithStar 81 WIFD Telescope (Gold)
A Powerful Doublet Apochromatic Prime Lens
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William Optics ZenithStar 81 WIFD Telescope (Gold)
$1,098.00
$1,043.10
William Optics WIlliam Optics Camera Tilt Adjuster
WIlliam Optics Camera Tilt Adjuster
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WIlliam Optics Camera Tilt Adjuster
$75.00
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William Optics William Optics Ultra Flat 156 (0.79x reducer)
A precision-crafted 0.79x reducer and field flattener designed to deliver wide, sharp, and high-contrast images with large aperture William Optics refractors.
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William Optics Ultra Flat 156 (0.79x reducer)
$1,068.00
$961.20
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William Optics William Optics Ultra Flat 132 (.79X reducer)
A premium 0.79x reducer and field flattener designed to deliver sharp, wide-field astrophotography with William Optics refractors.
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William Optics Ultra Flat 132 (.79X reducer)
$1,068.00
$961.20
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William Optics William Optics 2x Barlow nosepiece for Binoviewer
A high-quality 2x Barlow nosepiece designed to increase magnification and achieve focus when using William Optics binoviewers.
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William Optics 2x Barlow nosepiece for Binoviewer
$59.00
$53.10
William Optics William Optics Binoviewer Complete Package with Two WA 20mm Eyepieces (DISPLAY MODEL-FULL WARRANTY)
Explore the night sky with enhanced clarity and comfort and Elevate your astronomical journey with the William Optics Binoviewer Complete Package
William Optics Binoviewer Complete Package with Two WA 20mm Eyepieces (DISPLAY MODEL-FULL WARRANTY)
$250.00
RC Focser and x0.8 Flattener (can not separate)
RC Focser and x0.8 Flattener (can not separate)
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RC Focser and x0.8 Flattener (can not separate)
$1,613.00
RC Focser and x0.9 Flattener (can not seperate)
RC Focser and x0.9 Flattener (can not seperate)
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RC Focser and x0.9 Flattener (can not seperate)
$1,613.00
Sale
William Optics William Optics FLAT68III Longer Adjusting Adapter for GT81 WIFD - M54
William Optics FLAT68III Longer Adjusting Adapter
for Gran Turismo 81 WIFD - M54
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William Optics FLAT68III Longer Adjusting Adapter for GT81 WIFD - M54
$68.00
$61.20