Product series:
The telescope manufacturer William Optics offers very high-quality apochromatic and achromatic refractors which are very well suited to visual observation, and especially to astrophotography.
William Optics
Apochromatic refractor AP 51/250 RedCat WIFD
$ 1,360.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 108/518 UltraCat WIFD
$ 5,200.00
ready for shipping in 24
h
William Optics
Guidescope UniGuide 32mm Red
$ 216.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 51/178 MiniCat WIFD OTA
$ 1,360.00
ready for shipping in 24
h
William Optics
40mm SWAN eyepiece, 2''
( 5 / 5 )
$ 262.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 91/448 GreyCat 91 WIFD OTA
$ 3,640.00
ready for shipping in 24
h
William Optics
Guidescope UniGuide 50mm Red
$ 262.00
ready for shipping in 24
h
William Optics
Binocular telescope attachment ''BinoViewers'' with accessory package
$ 610.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 71/350 RedCat 71 WIFD
$ 1,700.00
ready for shipping in 24
h
William Optics
Diagonal mirror Dura Bright 90° 2"
$ 296.00
ready for shipping in 24
h
William Optics
Apochromatic refractor Pleiades 111 AP 111/528 Astrograph OTA
$ 5,200.00
ready for shipping in 24
h
William Optics
Guidescope UniGuide 50mm Ultra
( 5 / 5 )
$ 262.00
ready for shipping in 24
h
William Optics
M48 / Sony E Adaptors
$ 79.00
ready for shipping in 24
h
William Optics
DSD 210 D-Prism rail
$ 79.00
ready for shipping in 24
h
William Optics
Diagonal prism Cat 51 WIFD 90° 1.25"
$ 205.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP Fluorostar 120/780 Red OTA
$ 5,100.00
ready for shipping in 3-5
weeks
William Optics
Rotator Adaptors for M63 focusers
$ 182.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 131/648 UltraCat WIFD
$ 7,900.00
ready for shipping in 3-5
weeks
William Optics
Camera adaptor T-Ring Nikon Z 48mm
( 5 / 5 )
$ 102.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 2,160.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 56/269 UltraCat 56 WIFD
$ 1,700.00
ready for shipping in 1-2
weeks
William Optics
Flattener Flat68III
$ 1,090.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 132/925 Fluorostar Gold OTA
$ 6,500.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 76/365 UltraCat 76 WIFD
$ 2,840.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 61/300 RedCat 61 OTA
$ 2,050.00
ready for shipping in 24
h
William Optics
Apochromatic refractor Pleiades 68 AP 68/260 Astrograph OTA
$ 2,840.00
ready for shipping in 3-5
weeks
William Optics
4" extension adapter for Flat GT
$ 113.00
ready for shipping in 24
h
William Optics
Mount ZWO AM5N RedCat Limited Edition
$ 3,760.00
ready for shipping in 3-5
weeks
William Optics
Cat Series Saddle Handle Bar
( 5 / 5 )
$ 102.00
ready for shipping in 24
h
William Optics
Rotator Rotolock Visual Back 3.5
$ 330.00
ready for shipping in 24
h
William Optics
Adjustable Flattener Reducer Flat7A
$ 1,090.00
ready for shipping in 3-5
weeks
William Optics
Camera adaptor T-Ring Fuji FX 48mm
$ 79.00
ready for shipping in 24
h
William Optics
Adapter M63 Adaptors for Flattener Flat6AIII
$ 68.00
ready for shipping in 24
h
William Optics
Flattner Flat61A for Z61
$ 376.00
ready for shipping in 24
h
William Optics
Adapter SCT connection for WO Diagonals
$ 79.00
ready for shipping in 24
h
William Optics
Apochromatic refractor Pleiades 181 AP 181/998 Astrograph OTA
$ 24,000.00
ready for shipping in 6-10
weeks