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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.

Products

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$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00

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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$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00
$36.00 - $38.00
$36.00 - $38.00
$36.00 - $38.00
$36.00

William Optics DSD 110 Plate

Options available
5 variants in stock

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

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$36.00 - $38.00
$36.00 - $38.00
$36.00 - $38.00
$36.00
$45.00 - $48.00
$45.00 - $48.00
$45.00 - $48.00
$45.00

William Optics DSD 210 Plate

Options available
3 variants in stock

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

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$45.00 - $48.00
$45.00 - $48.00
$45.00 - $48.00
$45.00
$51.76 - $58.00
$51.76 - $58.00
$51.76 - $58.00
$51.76

William Optics DSD 245 Plate

Options available
3 variants in stock

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

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$51.76 - $58.00
$51.76 - $58.00
$51.76 - $58.00
$51.76
$34.00 - $34.00
$34.00
$34.00 - $34.00
$34.00

William Optics Extension Bar for iOptron Skyguider Pro

WO-M-IO-EB20
1 in stock

Adds a declination axis to the iOptron SkyGuider Pro Specifically designed to fit the iOptron SkyGuider Pro Description The Wi...

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$34.00 - $34.00
$34.00
$34.00 - $34.00
$34.00
$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00

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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$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00

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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$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00

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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$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00
$788.00 - $788.00
$788.00
$788.00 - $788.00
$788.00

William Optics Flattener 68III

WO-P-FLAT68III

Designed specifically for William Optics 68mm f/6 refractor telescopes Corrects field curvature for improved edge-to-edge sharpness De...

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$788.00 - $788.00
$788.00
$788.00 - $788.00
$788.00
$3,598.00 - $3,598.00
$3,598.00
$3,598.00 - $3,598.00
$3,598.00

William Optics Fluorostar 120

Options available

120mm APO F/6 Fast Focal Ratio Portable and Versatile Description Specifications In the Box Unleash your passion for astrophotography with t...

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$3,598.00 - $3,598.00
$3,598.00
$3,598.00 - $3,598.00
$3,598.00
$4,378.00 - $5,668.00
$4,378.00 - $5,668.00
$4,378.00 - $5,668.00
$4,378.00

William Optics Fluorostar 132

Options available

132mm APO F/6.9 Fast Focal Ratio Portable and Versatile Description Specifications In the Box Unleash your passion for astrophotography with...

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$4,378.00 - $5,668.00
$4,378.00 - $5,668.00
$4,378.00 - $5,668.00
$4,378.00
$7,398.00 - $8,998.00
$7,398.00 - $8,998.00
$7,398.00 - $8,998.00
$7,398.00

William Optics Fluorostar 156

Options available

156mm APO F/6.7 Fast Focal Ratio Portable and Versatile Description Specifications In the Box Unleash your passion for astrophotography with...

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$7,398.00 - $8,998.00
$7,398.00 - $8,998.00
$7,398.00 - $8,998.00
$7,398.00
$1,998.00 - $2,198.00
$1,998.00 - $2,198.00
$1,998.00 - $2,198.00
$1,998.00

William Optics Fluorostar 91

Options available

91mm APO using FPL-53 Glass F/5.9 Fast Focal Ratio Portable and Versatile Description Specifications In the Box Take your astrophotography t...

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$1,998.00 - $2,198.00
$1,998.00 - $2,198.00
$1,998.00 - $2,198.00
$1,998.00
$1,098.00 - $1,098.00
$1,098.00
$1,098.00 - $1,098.00
$1,098.00

William Optics Gran Turismo 71 APO Triplet

WO-A-F71GTII-RD

71mm APO Triplet F/5.9 Fast Focal Ratio Portable and Versatile Description Specifications In the Box Unleash your passion for astrophotograp...

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$1,098.00 - $1,098.00
$1,098.00
$1,098.00 - $1,098.00
$1,098.00
$2,198.00 - $2,198.00
$2,198.00
$2,198.00 - $2,198.00
$2,198.00

William Optics Gran Turismo WIFD 81

Options available

81mm APO F/5.9 Fast Focal Ratio Portable and Versatile Description Specifications In the Box Unleash your passion for astrophotography with ...

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$2,198.00 - $2,198.00
$2,198.00
$2,198.00 - $2,198.00
$2,198.00
$398.00 - $438.00
$398.00 - $438.00
$398.00 - $438.00
$398.00

William Optics GuideStar 61

Options available

61mm aperture apochromatic refractor telescope Versatile instrument for both guiding and wide-field astrophotography Description ...

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$398.00 - $438.00
$398.00 - $438.00
$398.00 - $438.00
$398.00
$288.00 - $288.00
$288.00
$288.00 - $288.00
$288.00

William Optics High Latitude WO Vixen Style Base Mount with Extension Bar

WO-YG-IO-SG01H-RD-P
1 in stock

Useful for astronomers and astrophotographers working near the equator. Designed to fit Vixen-style dovetail mounts Description Videos...

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$288.00 - $288.00
$288.00
$288.00 - $288.00
$288.00
$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00

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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$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00
$39.00 - $39.00
$39.00
$39.00 - $39.00
$39.00

William Optics iOptron Skyguider Pro Dec Adapter

WO-M-IOPSG-SPM

Adds a declination axis to the iOptron SkyGuider Pro Specifically designed to fit the iOptron SkyGuider Pro Description The Wil...

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$39.00 - $39.00
$39.00
$39.00 - $39.00
$39.00
$91.00 - $91.00
$91.00
$91.00 - $91.00
$91.00

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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$91.00 - $91.00
$91.00
$91.00 - $91.00
$91.00
$58.00 - $58.00
$58.00
$58.00 - $58.00
$58.00

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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$58.00 - $58.00
$58.00
$58.00 - $58.00
$58.00
$116.00 - $139.00
$116.00 - $139.00
$116.00 - $139.00
$116.00

William Optics Losmandy Style Type D

Options available

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

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$116.00 - $139.00
$116.00 - $139.00
$116.00 - $139.00
$116.00
$229.00 - $229.00
$229.00
$229.00 - $229.00
$229.00

William Optics Low Latitude WO Vixen Style Base Mount

WO-YG-IO-SG01L

Useful for astronomers and astrophotographers working near the equator. Designed to fit Vixen-style dovetail mounts Description ...

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$229.00 - $229.00
$229.00
$229.00 - $229.00
$229.00
$15.00 - $15.00
$15.00
$15.00 - $15.00
$15.00

William Optics M48 Female to M42 Male Adapter

WO-YE-M48-42
1 in stock

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

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$15.00 - $15.00
$15.00
$15.00 - $15.00
$15.00