The 100mm f/2.8 macro lens will focus over the full range from infinity down to
life size (1:1 reproduction ratio). This lens will impress any serious photographer
with its combination of versatility, image quality and superb handling. A high-performance
ring type Ultrasonic Motor provides fast and silent AF throughout its focus range,
and even more significantly, allows full-time manual focusing permitting the close-up
or macro shooter to instantly override the AF whenever necessary.