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
$ 1,160.00
ready for shipping in 24
h

William Optics
Guidescope UniGuide 50mm Red
RRP:
$ 254.00
Our price:
$ 242.00
ready for shipping in 24
h

William Optics
Guidescope UniGuide 32mm Red
$ 208.00
ready for shipping in 24
h

William Optics
Erecting Finder 50mm 1.25"
$ 312.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 91/448 BlackCat 91 WIFD OTA
$ 3,930.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 108/518 UltraCat WIFD
RRP:
$ 4,850.00
Our price:
$ 4,620.00
ready for shipping in 24
h

William Optics
40mm SWAN eyepiece, 2''
( 5 / 5 )
RRP:
$ 265.00
RRP:
$ 265.00
Our price:
$ 218.00
ready for shipping in 24
h

William Optics
Diagonal mirror Dura Bright 90° 2"
$ 289.00
ready for shipping in 24
h

William Optics
Polar wedge High Latitude SkyGuider Pro
RRP:
$ 404.00
Our price:
$ 393.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 51/178 MiniCat WIFD OTA
$ 1,380.00
ready for shipping in 3-5
weeks

William Optics
Camera adaptor T-Ring Nikon Z 48mm
( 5 / 5 )
RRP:
$ 103.00
RRP:
$ 103.00
Our price:
$ 87.00
ready for shipping in 24
h

William Optics
Binocular telescope attachment ''BinoViewers'' with accessory package
RRP:
$ 610.00
Our price:
$ 580.00
ready for shipping in 3-5
weeks

William Optics
Guidescope Guide Star Apo 61
$ 770.00
Sale price:
$ 467.35
ready for shipping in 24
h

William Optics
Guidescope UniGuide 50mm Ultra
( 5 / 5 )
RRP:
$ 254.00
RRP:
$ 254.00
Our price:
$ 242.00
ready for shipping in 24
h

William Optics
Adjustable Flattener Reducer Flat6AIII
$ 381.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 71/350 RedCat 71 WIFD
$ 1,730.00
ready for shipping in 3-5
weeks

William Optics
Carry case ZenithStar 61
$ 92.00
ready for shipping in 24
h

William Optics
Cat Series Saddle Handle Bar
( 5 / 5 )
$ 92.00
ready for shipping in 24
h

William Optics
Apochromatic refractor Pleiades 111 AP 111/528 Astrograph OTA
$ 4,970.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 156/1217 Fluorostar Gray OTA
$ 9,800.00
ready for shipping in 3-5
weeks

William Optics
DSD 210 D-Prism rail
$ 69.00
ready for shipping in 24
h

William Optics
Diagonal prism RedCat 90° 1,25"
$ 196.00
ready for shipping in 24
h

William Optics
Flattner Flat61A for Z61
RRP:
$ 381.00
Our price:
$ 358.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 73/430 Super ZenithStar 73 Gold OTA
$ 1,010.00
ready for shipping in 3-7
days

William Optics
Counterweight Extension Bar for iOptron Skyguider Pro
$ 69.00
ready for shipping in 24
h

William Optics
M48 / Sony E Adaptors
$ 80.00
ready for shipping in 24
h

William Optics
Adapter SCT connection for WO Diagonals
$ 69.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 156/1217 Fluorostar Red OTA
$ 9,800.00
ready for shipping in 3-5
weeks

William Optics
Flat GT
$ 439.00
ready for shipping in 24
h

William Optics
Camera adaptor M48 compatible with Canon EOS
( 5 / 5 )
$ 69.00
ready for shipping in 3-5
weeks

William Optics
Carrying handle 243mm
$ 173.00
ready for shipping in 24
h

William Optics
Apochromatic refractor Pleiades 181 AP 181/998 Astrograph OTA
$ 23,900.00
ready for shipping in 6-10
weeks

William Optics
Apochromatic refractor AP 61/360 ZenithStar ZS61 II OTA
$ 920.00
ready for shipping in 3-5
weeks

William Optics
Vixen-Style 90mm Prism Clamp
$ 115.00
ready for shipping in 24
h

William Optics
Guidescope Guide Star Apo61
$ 760.00
ready for shipping in 24
h

William Optics
4" extension adapter for Flat GT
RRP:
$ 115.00
Our price:
$ 98.00
ready for shipping in 3-5
weeks