- FX coverage
- Autofocus (in-lens focus motor), internal focus
- 14 elements in 9 groups, 3 aspherical element
- 9-blade aperture diaphragm
- smallest aperture is f/16
- 77mm filter ring
- 18" (0.45m) minimum focus; 1:7.4 maximum reproduction ratio
- 2.7 x 3.3" (68.2 x 84.5mm) long, diameter
- 17.8 ounces (505g) weight
- included LH829-01 310 petal lens hood, soft case, caps
- US$680
- Model Number 310