Sigma announces the launch of three new lenses in its EX series (high-end and pro lenses).
- Sigma 12-24mm f/4-5.6 EX DG HSM II is a new improved version of its widest zoom lens
- Sigma Macro 105mm f/2.8 EX DG OS HSM is both stabilized and Macro 1:1
- Sigma 50-150mm f/2.8 EX DC APO OS HSM is designed to replace the usual 70-200mm f/2.8 on an APS-C digital sensor
