Lens Carl Zeiss Batis 18mm f/2.8 - ideal for use with full-frame Sony cameras. It is enclosed in a housing that protects against external influences - from dust, moisture, so you can safely take with lens on-site photo shoot in any weather. OLED-display does not require additional illumination, it has high brightness and provides wide viewing angles. To combat glare and overexposure, use the included petal lens hood. Carl Zeiss Batis 18mm F2.8 has a fixed focal distance of 18 mm, 11 elements of its construction are combined in 9 groups.