Impeccable Sony G Lens design emphasises a graceful balance between high resolution and gorgeous background bokeh that can enhance the artist’s vision.
[1] Advanced aspherical lens (AA lens)  [2] Aspherical lens  [3] ED (extra-low dispersion) aspherical lens  [4] Super ED glass  [5] ED (extra-low dispersion) glass

MTF (Modulation Transfer Function) describes how well a lens can reproduce fine details, measured as the degree of contrast achieved between finely spaced lines.
[1] Contrast (%)  [2] Distance from optical center of lens (mm)  [3] At 16mm/Max. aperture  [4] At 16mm/F8 aperture  [5] At 35mm/Max. aperture  [6] At 35mm/F8 aperture  [7] Spatial frequency  [8] 10 lines pairs/mm  [9] 30 line pairs/mm  [10] Radial values  [11] Tangential values