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
Adjustable Flattener Reducer Flat6AIII
$ 389.00
ready for shipping in 24
h
William Optics
Flattner Flat61A for Z61
RRP:
$ 389.00
Our price:
$ 365.00
ready for shipping in 24
h
William Optics
Flat GT
$ 448.00
ready for shipping in 24
h
William Optics
Flattener Flat73A for ZenithStar 73
$ 389.00
ready for shipping in 3-5
weeks
William Optics
Full-Frame Flattener/Reducer 0.72x
RRP:
$ 1,180.00
Our price:
$ 1,100.00
ready for shipping in 3-5
weeks
William Optics
Flat6A III Special Edition FLT91
$ 448.00
ready for shipping in 3-5
weeks
William Optics
Flattener Flat68III
$ 1,160.00
ready for shipping in 3-5
weeks
William Optics
Adjustable Flattener Reducer Flat7A
$ 1,160.00
ready for shipping in 3-5
weeks