Lensbaby Sol 22 is a Manual Focus (MF) Wideangle Prime lens with APS-C / DX max sensor coverage. When mounted on a APS-C / DX sensor camera, it will give you an FF equivalent focal range of 44mm. With a max aperture of f3.5 at 22mm, this is a moderately fast lens.
Lensbaby Sol 22 is not a weather sealed lens, so you have to be extra careful against rain and dust.