Sigma will announce the 16-28mm f/2.8 on June 1st. OM Digital will announce the OM-5 in July. Sony new APS-C lenses in June.

We got three more upcoming announcements:

• Sigma will announce the new 16-28mm f/2.8 on June 1st.
• SAR reports that three APS-C lenses will be announced by Sony in June: 11mm f/1.8, 15mm f/1.4 and the 10-20mm f/4.0
• 43rumors reports that OM Digital will announce the OM-5 in July.