Distinguished by its refined physical construction the 11mm f/4 Blackstone Lens from Irix is an ultra-wide prime designed for Nikon F-mount DSLRs. As a rectilinear lens the advanced optical layout makes use of aspherical extra-low dispersion and...
Distinguished by its refined physical construction the 11mm f/4 Blackstone Lens from Irix is an ultra-wide prime designed for Nikon F-mount DSLRs. As a rectilinear lens the advanced optical layout makes use of aspherical extra-low dispersion and...