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 32mm Red
$ 190.00
ready for shipping in 24
h

William Optics
Guidescope UniGuide 50mm Red
$ 234.00
ready for shipping in 24
h

William Optics
Camera adaptor T-Ring Nikon Z 48mm
( 5 / 5 )
$ 84.00
ready for shipping in 24
h

William Optics
Adjustable Flattener Reducer Flat6AIII
$ 447.00
ready for shipping in 24
h

William Optics
M48 / Sony E Adaptors
$ 78.00
ready for shipping in 24
h

William Optics
Guidescope Guide Star Apo61
$ 740.00
ready for shipping in 24
h

William Optics
Focusing Mask Bahtinov 75-110mm
$ 78.00
ready for shipping in 24
h

William Optics
Camera adaptor M48 compatible with Canon EOS
( 5 / 5 )
$ 66.00
ready for shipping in 24
h

William Optics
Flattner Flat61A for Z61
$ 346.00
ready for shipping in 24
h

William Optics
Guidescope UniGuide 50mm Ultra
$ 234.00
ready for shipping in 24
h

William Optics
Flattener Flat68III
RRP:
$ 900.00
Our price:
$ 860.00
ready for shipping in 3-5
weeks

William Optics
Guidescope UniGuide 32mm Gold
$ 190.00
ready for shipping in 24
h

William Optics
Flat GT
$ 335.00
ready for shipping in 3-5
weeks

William Optics
M48 adaptors for Nikon Super high precision
$ 145.00
ready for shipping in 24
h

William Optics
Guidescope UniGuide 32mm Space Grey
$ 178.00
ready for shipping in 3-5
weeks

William Optics
Camera adaptor M48 compatible with Nikon
$ 56.00
ready for shipping in 24
h

William Optics
Focusing Mask Bahtinov 105-148mm
$ 89.00
ready for shipping in 24
h

William Optics
Camera adaptor Canon EOS R T-Mount M48
$ 89.00
ready for shipping in 3-5
weeks

William Optics
Flat6A III Special Edition FLT91
$ 610.00
ready for shipping in 3-5
weeks

William Optics
Guidescope Guide Star Apo 61
$ 740.00
ready for shipping in 24
h

William Optics
Camera adaptor T-Ring Fuji FX 48mm
$ 78.00
ready for shipping in 24
h

William Optics
Guidescope AC 50/200 RotoLock Red OTA
$ 223.00
ready for shipping in 3-5
weeks

William Optics
Flattener Flat73A for ZenithStar 73
$ 346.00
ready for shipping in 24
h

William Optics
Full-Frame Flattener/Reducer 0.72x
$ 1,000.00
ready for shipping in 3-5
weeks

William Optics
Focusing Mask Bahtinov 172-235mm
$ 201.00
ready for shipping in 3-5
weeks

William Optics
Adapter Flat68II / Flat7A
$ 66.00
ready for shipping in 3-5
weeks

William Optics
Guidescope Guide Star Apo 61
$ 740.00
ready for shipping in 3-5
weeks

William Optics
Guidescope AC 50/200 RotoLock Gold OTA
$ 212.00
ready for shipping in 24
h

William Optics
Guidescope UniGuide 50mm Gold
$ 245.00
ready for shipping in 3-5
weeks

William Optics
Focusing Mask Bahtinov 243-308mm
$ 178.00
ready for shipping in 3-5
weeks

William Optics
Adjustable Flattener Reducer Flat7A
$ 890.00
ready for shipping in 3-5
weeks

William Optics
M48 adaptors for Canon EOS Super high precision
$ 145.00
ready for shipping in 3-5
weeks

William Optics
M46 adaptors for Canon EOS
$ 111.00
ready for shipping in 24
h

William Optics
Camera adaptor M48/Pentax K
$ 72.00
ready for shipping in 3-7
days

William Optics
Guidescope 50mm
$ 190.00
ready for shipping in 3-5
weeks

William Optics
Guidescope 50mm f/4.0 RotoLock
$ 190.00
ready for shipping in 3-5
weeks