• It maintains high sharpness at all shooting distances from infinity as well as important close performance in macro photography. In addition, it focuses on axis chromatic aberration that cannot be addressed by the camera-side aberration correction function, allowing for both delicate and clear image quality without bleeding • The focus drive system uses powerful HSM (ultrasonic motor) to achieve high accuracy and silent AF • The lens body is equipped with a focus mode switch, a focus limiter switch for macro shooting, and an AFL button to assign any function. The intuitive aperture ring is equipped with a aperture ring click switch that allows you to switch the click's on and off when shooting with macro. Along with the ability to operate the locking mechanism, it is also equipped with an aperture lock switch. The rich feature allows you to customize your shooting operation to match your shooting style • Sony E-Mount • 4.1 inches (105 mm) F2.8