William Optics Telescopes

Sort by

William Optics Fluorostar 91

William Optics RedCat 51 III WIFD astrograph, red tube with cat-face lens cap, handle and dovetail

William Optics RedCat 51 III WIFD f/4.9 Astrograph

$Red MiniCat 51 refractor with handle bar, dual dovetail plate and focus knob on a white background$

William Optics MiniCat 51 WIFD f/3.5 Astrograph

William Optics Fluorostar 132 f/7 APO

Fluorostar 132 f/7 APO

William Optics Pleiades 68 astrograph with the Bahtinov focusing mask in the dew shield and its cover beside it

William Optics Pleiades 68 WIFD f/3.8 APO Astrograph

~~$2,198~~ $2,088

William Optics Gran Turismo 71 Red f/5.9 Triplet APO

Gran Turismo 71 Red f/5.9 Triplet APO

~~$1,098~~ $933

William Optics RedCat 61 WIFD f/4.9 Astrograph

~~$1,398~~ $1,328

William Optics UltraCat 76 astrograph, perspective view

William Optics UltraCat 76 WIFD f/4.8 Astrograph

~~$2,198~~ $2,022

William Optics Cat 91 WIFD astrograph, perspective view

William Optics Cat 91 WIFD f/4.9 Astrograph

~~$2,998~~ $2,848

William Optics Fluorostar 120 f/6.5 APO

Fluorostar 120 f/6.5 APO

William Optics UltraCat 108 astrograph in mounting rings with handle bar and dovetail

William Optics UltraCat 108 WIFD f/4.8 Astrograph

~~$3,998~~ $3,678

William Optics SpaceCat 51 III WIFD astrograph in space gray with mounting ring, handle and dovetail

William Optics SpaceCat 51 III WIFD f/4.9 Astrograph

William Optics UltraCat 56 astrograph, perspective view

William Optics UltraCat 56 WIFD f/4.8 Astrograph

~~$1,398~~ $988

William Optics MiniCat 51 WIFD f/3.5 SpaceCat

MiniCat 51 WIFD f/3.5 SpaceCat

ZenithStar 81 Doublet APO w/0.8x FFR, Uniguide 50, Camera Rotator

Used ZenithStar 81 Doublet APO w/0.8x FFR, Uniguide 50, Camera Rotator

ZenithStar 61 in Blue w/Flat 61A Flattener + WO dovetail

Used ZenithStar 61 in Blue w/Flat 61A Flattener + WO dovetail

Used William Optics ZenithStar 81 Doublet APO wth 0.8x FFR

Used ZenithStar 81 Doublet APO wth 0.8x FFR

Used William Optics ZenithStar 61 f/5.9 Doublet APO (Space Grey)

Used ZenithStar 61 f/5.9 Doublet APO (Space Grey)

William Optics Fluorostar 156 f/7.8 APO

Fluorostar 156 f/7.8 APO

ZenithStar 61 f/5.9 Doublet APO (Red)

Used ZenithStar 61 f/5.9 Doublet APO (Red)

1 2 →