Sigma Quattro release delayed. Fuji XF 18-135mm coming June 19. June 6, 2014 Rumors 0 Comments Tweet Follow me The fancy looking (but damn good performer) Sigma DP2 Quattro release has been delayed according to sources from Sigma-Rumors. Meantime Fujirumors reports that the new 18-135mm XF zoom could be announced on June 19. Tweet Follow me **This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links.