- br br Top Deal Review - Sony Carl Zeiss Sonnar T E 24mm F1.8 ZA Lens for Sony NEX Camerasbr br Product Descriptionbr This is the first Carl Zeiss lens to be released in the Sony E-mount lineup, employing the legendary “Sonnar” optical design for standout image dimensionality and presence. A spherical lenses located on either side of the aperture effectively compensate for distortion, while an ED element suppresses chromatic aberration. The overall result is excellent corner-to-corner sharpness even with the aperture wide open, for impressive overall resolution.