[2015/4/22-24] Lens Expo 2015 At Pacifico Yokohama, Japan

We participated to Lens Expo, an exposition for lens design, fabrication process and inspection system, at Pacifico Yokohama (from 4/22 to 4/24).
the booth number: U-2 in a booth of Ryokosha.
http://www.opie.jp/lens/