The International Silmo Istanbul 2018 Optical Fair, which is organized for the sixth edition this year, will be held Dec. 13 to 16 at Istanbul Expo Center Yeşilkoy. The International Silmo Istanbul 2018 Optical Fair continues to expand and becomes the biggest marketplace in the Balkans, Middle East, Central Asia and North Africa with more than 600 brands, 9,200 visitors in total and more than 120 exhibitors. Read More.