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
DSD 210 D-Prism rail
$ 68.00
ready for shipping in 24
h
William Optics
Mounting plate for iOptron SkyGuider Pro
( 5 / 5 )
$ 57.00
ready for shipping in 24
h
William Optics
Vixen-Style 90mm Prism Clamp
$ 113.00
ready for shipping in 24
h
William Optics
Losmandy Swan Series 400mm
$ 227.00
ready for shipping in 3-5
weeks
William Optics
Losmandy Swan Series 400mm
$ 227.00
ready for shipping in 3-5
weeks
William Optics
Vixen-Style 290mm Prism Rail
$ 170.00
ready for shipping in 3-5
weeks
William Optics
Losmandy Swan Series 400mm
$ 181.00
ready for shipping in 3-5
weeks