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William Optics

William Optics Telescopes & Accessories

William Optics designs premium refractor telescopes and astrophotography accessories, including the renowned RedCat series of compact Petzval astrographs. Known for elegant design, excellent color correction, and flat-field performance, William Optics products are trusted by astrophotographers and visual observers alike.

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William Optics Fluorostar 132 with 3.7" Rack and Pinion Focuser - Astronomy Plus
William Optics Fluorostar 132 with 3.7" Rack and Pinion Focuser - Astronomy Plus
$6,897.00 - $6,897.00
$6,897.00
$6,897.00 - $6,897.00
$6,897.00

William Optics Fluorostar 132 with 3.7" Rack and Pinion Focuser

William Optics

William Optics Fluorostar 132 Triplet APO f/7 with 3.7" Rack and Pinion Focuser Simply put: a joy to use. You will be blown away by the small deta...

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$6,897.00 - $6,897.00
$6,897.00
$6,897.00 - $6,897.00
$6,897.00
William Optics 50 mm Finder Mounting Bracket & Rings (M-FB50-B) - Astronomy Plus
William Optics 50 mm Finder Mounting Bracket & Rings (M-FB50-B) - Astronomy Plus
$105.00 - $105.00
$105.00
$105.00 - $105.00
$105.00

William Optics 50 mm Finder Mounting Bracket & Rings (M-FB50-B)

William Optics

William Optics 50 mm Finder Mounting Bracket & Rings This excellent new quick-release 50mm finderscope bracket is easy to use, very convenient ...

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$105.00 - $105.00
$105.00
$105.00 - $105.00
$105.00
William Optics Camera Angle Rotator for 2.5" M63 Focuser (M-CAA63) - Astronomy Plus
$178.00 - $178.00
$178.00
$178.00 - $178.00
$178.00

William Optics Camera Angle Rotator for 2.5" M63 Focuser (M-CAA63)

William Optics

William Optics Camera Angle Rotator for 2.5" M63 Focuser All New William Optics Camera Angle Rotator for 2.5" M63 Focuser Fits : Z73, Z103, Z126...

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$178.00 - $178.00
$178.00
$178.00 - $178.00
$178.00
William Optics 48mm T mount for Pentax K - Black (TM-PT-K-M48) - Astronomy Plus
William Optics 48mm T mount for Pentax K - Black (TM-PT-K-M48) - Astronomy Plus
$54.00 - $54.00
$54.00
$54.00 - $54.00
$54.00

William Optics 48mm T mount for Pentax K - Black (TM-PT-K-M48)

William Optics

William Optics 48mm T mount for Pentax K - Black   In the Box William Optics 48mm T mount for Pentax K - Black Warranty & Manuals William O...

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$54.00 - $54.00
$54.00
$54.00 - $54.00
$54.00
William Optics 0.8x Reducer/Flattener 7A (P-FLAT7A) - Astronomy Plus
William Optics 0.8x Reducer/Flattener 7A (P-FLAT7A) - Astronomy Plus
$1,087.00 - $1,087.00
$1,087.00
$1,087.00 - $1,087.00
$1,087.00

William Optics 0.8x Reducer/Flattener 7A (P-FLAT7A)

William Optics

William Optics 0.8x Reducer/Flattener 7A This William Optics Adjustable 0.8x Reducer/Flattener is a great tool for those looking to increase their ...

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$1,087.00 - $1,087.00
$1,087.00
$1,087.00 - $1,087.00
$1,087.00
William Optics 0.8x Flattener/Reducer (P-FLAT6AIII) - Astronomy Plus
William Optics 0.8x Flattener/Reducer (P-FLAT6AIII) - Astronomy Plus
$330.00 - $330.00
$330.00
$384.00
$384.00 - $384.00
$384.00

William Optics 0.8x Flattener/Reducer (P-FLAT6AIII)

William Optics

William Optics 0.8x Flattener/Reducer Flat6AIII This William Optics 0.8x Flattener/Reducer has been designed to optimize the flat-field imaging p...

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$330.00 - $330.00
$330.00
$384.00
$384.00 - $384.00
$384.00
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