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
$ 1,290.00
ready for shipping in 24
h
William Optics
Guidescope UniGuide 32mm Red
$ 198.00
ready for shipping in 24
h
William Optics
Guidescope UniGuide 50mm Red
$ 245.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 51/178 MiniCat WIFD OTA
$ 1,400.00
ready for shipping in 24
h
William Optics
40mm SWAN eyepiece, 2''
( 5 / 5 )
$ 220.00
ready for shipping in 24
h
William Optics
Diagonal mirror Dura Bright 90° 2"
$ 268.00
ready for shipping in 24
h
William Optics
Camera adaptor T-Ring Nikon Z 48mm
( 5 / 5 )
$ 88.00
ready for shipping in 24
h
William Optics
Erecting Finder 50mm 1.25"
$ 280.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 71/350 RedCat 71 WIFD
$ 2,570.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 61/300 RedCat 61 OTA
$ 2,110.00
ready for shipping in 24
h
William Optics
Adjustable Flattener Reducer Flat6AIII
$ 467.00
ready for shipping in 24
h
William Optics
Cat Series Saddle Handle Bar
( 5 / 5 )
$ 93.00
ready for shipping in 24
h
William Optics
4" extension adapter for Flat GT
$ 93.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 156/1217 Fluorostar Gray OTA
$ 11,000.00
ready for shipping in 3-5
weeks
William Optics
Polar wedge High Latitude SkyGuider Pro
RRP:
$ 420.00
Our price:
$ 397.00
ready for shipping in 24
h
William Optics
Camera adaptor M48 compatible with Canon EOS
( 5 / 5 )
$ 70.00
ready for shipping in 24
h
William Optics
Guidescope Guide Star Apo61
$ 780.00
ready for shipping in 24
h
William Optics
Flattner Flat61A for Z61
$ 362.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 108/518 UltraCat WIFD
$ 4,550.00
Product can be shipped as of 15.07.2025
William Optics
Adapter M63 Adaptors for Flattener Flat6AIII
$ 70.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 71/350 RedCat 71 OTA
$ 2,450.00
ready for shipping in 3-5
weeks
William Optics
M48 / Sony E Adaptors
$ 81.00
ready for shipping in 24
h
William Optics
Flat GT
$ 350.00
ready for shipping in 3-5
weeks
William Optics
DSD 210 D-Prism rail
$ 70.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 156/1217 Fluorostar Red OTA
$ 11,000.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor Pleiades 181 AP 181/998 Astrograph OTA
$ 23,400.00
ready for shipping in 6-10
weeks
William Optics
Polar wedge Low Latitude SkyGuide Pro
RRP:
$ 420.00
Our price:
$ 397.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP Fluorostar 120/780 Gold OTA
$ 5,700.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP Fluorostar 120/780 Space Gray OTA
$ 5,700.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP Fluorostar 120/780 Red OTA
$ 5,700.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 2,330.00
ready for shipping in 24
h
William Optics
Focusing Mask Bahtinov 105-148mm
$ 93.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 132/925 Fluorostar Gold OTA
$ 6,800.00
ready for shipping in 3-5
weeks
William Optics
Counterweight Extension Bar for iOptron Skyguider Pro
$ 71.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 132/925 Fluorostar Space Gray OTA
$ 6,700.00
ready for shipping in 3-5
weeks
William Optics
Focusing Mask Bahtinov 75-110mm
$ 81.00
ready for shipping in 24
h