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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.

William Optics Pleiades Astrographs

William Optics Pleiades astrographs are seven-element refractors designed for flat, well-corrected fields in deep-sky imaging. The line covers three sizes: the Pleiades 68 at f/3.8 for very wide fields, the Pleiades 111 at f/4.8 with WIFD internal focusing, and the Pleiades 181 at f/5.5 with three ED glasses.

They suit imagers who want a fast, integrated optical design instead of a refractor plus a separate flattener or reducer.

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$2,198.00 - $2,198.00
$2,198.00
$2,198.00 - $2,198.00
$2,198.00

William Optics Pleiades 68 Astrograph F/3.8 7-Element WIFD

WO-T-P-68BU

68mm Aperture 7-Element Astrograph Fast f/3.8 Focal Ratio 260mm Focal Length 48mm Full-Frame Image Circle Weighs only 2.98 kg (6.57 lbs) WIFD Focu...

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$2,198.00 - $2,198.00
$2,198.00
$2,198.00 - $2,198.00
$2,198.00
$4,198.00 - $4,198.00
$4,198.00
$4,198.00 - $4,198.00
$4,198.00

William Optics Pleiades 111 Astrograph F/4.8 7-element WIFD

WO-T-P-111BU

111mm Aperture 7-Element Astrograph 528mm Focal Length at a fast f/4.8 45mm Image Circle for Full-Frame Sensors William Optics Internal Focus Desi...

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$4,198.00 - $4,198.00
$4,198.00
$4,198.00 - $4,198.00
$4,198.00
$19,998.00 - $19,998.00
$19,998.00
$19,998.00 - $19,998.00
$19,998.00

William Optics Pleiades 181 Astrograph F/5.5 7-element with 3 ED glasses

WO-T-P-181RD

181mm Aperture, 998mm Focal Length Fast f/5.5 Focal Ratio 7-Element Optical Design with 3 Super ED Glass Elements 55mm Corrected Image Circle 4.1-...

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$19,998.00 - $19,998.00
$19,998.00
$19,998.00 - $19,998.00
$19,998.00