New FLEX ZOOM LOCK mechanism enables the locking of the zoom ring at any position
Fluorine Coating and improved Moisture-Resistant Construction;Optical Construction : 21 elements in 13 groups
Lightweight and easy-to-hold tripod mount is compatible with an Arce-Swiss style quick release plate
AF speed is faster and much more responsive with moving subjects
VC performance is 4.5 stops (VC mode 3) and offers three modes optimized for different shooting situations