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
Guidescope UniGuide 50mm Red
$ 219.00
ready for shipping in 24
h
William Optics
Guidescope UniGuide 32mm Red
$ 177.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 51/250 RedCat WIFD OTA
$ 1,160.00
ready for shipping in 24
h
William Optics
40mm SWAN eyepiece, 2''
( 5 / 5 )
$ 197.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 51/178 MiniCat WIFD OTA
$ 1,250.00
ready for shipping in 24
h
William Optics
Guidescope Guide Star Apo61
$ 690.00
ready for shipping in 24
h
William Optics
Cat Series Saddle Handle Bar
( 5 / 5 )
$ 83.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 71/350 RedCat 71 OTA
$ 2,190.00
ready for shipping in 24
h
William Optics
Diagonal mirror Dura Bright 90° 2"
$ 240.00
ready for shipping in 24
h
William Optics
Erecting Finder 50mm 1.25"
$ 251.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 71/350 RedCat 71 WIFD OTA
$ 2,300.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 61/300 RedCat 61 OTA
$ 1,890.00
ready for shipping in 24
h
William Optics
Camera adaptor T-Ring Nikon Z 48mm
( 5 / 5 )
$ 79.00
ready for shipping in 24
h
William Optics
Adjustable Flattener Reducer Flat6AIII
$ 418.00
ready for shipping in 3-5
weeks
William Optics
Flattner Flat61A for Z61
$ 324.00
ready for shipping in 24
h
William Optics
Extension tube Verlängerungsadapter 4" für Flat GT
$ 83.00
ready for shipping in 3-5
weeks
William Optics
Adaptors M48 / Sony E
$ 73.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 156/1217 Fluorostar Gray OTA
$ 9,900.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor Pleiades 111 AP 111/528 Astrograph OTA
$ 4,610.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
RRP:
$ 2,090.00
Our price:
$ 1,990.00
ready for shipping in 3-5
weeks
William Optics
Camera adaptor M48 compatible with Canon EOS
( 5 / 5 )
$ 62.00
ready for shipping in 24
h
William Optics
Adapter SCT connection for WO Diagonals
$ 62.00
ready for shipping in 24
h
William Optics
Apochromatic refractor Pleiades 68 AP 68/260 Astrograph OTA
$ 2,310.00
ready for shipping in 3-5
weeks
William Optics
Polar wedge High Latitude SkyGuider Pro
RRP:
$ 376.00
Our price:
$ 355.00
ready for shipping in 24
h
William Optics
Counterweight Extension Bar for iOptron Skyguider Pro
$ 63.00
ready for shipping in 24
h
William Optics
Prism rail DSD 210
$ 62.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 91/540 Red OTA
$ 3,340.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 156/1217 Fluorostar Red OTA
$ 9,900.00
ready for shipping in 3-5
weeks
William Optics
rotator Adaptors for M63 focusers
$ 156.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 73/430 Super ZenithStar 73 Gold OTA
$ 1,050.00
Product can be shipped as of 15.03.2025
William Optics
Apochromatic refractor Pleiades 181 AP 181/998 Astrograph OTA
$ 21,000.00
ready for shipping in 6-10
weeks
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 2,090.00
ready for shipping in 24
h
William Optics
Flat GT
$ 313.00
Product can be shipped as of 15.03.2025
William Optics
Polar wedge Low Latitude SkyGuide Pro
RRP:
$ 376.00
Our price:
$ 355.00
ready for shipping in 24
h
William Optics
Flattener Flat68III
RRP:
$ 840.00
Our price:
$ 800.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP Fluorostar 120/780 Red OTA
$ 5,100.00
ready for shipping in 3-5
weeks