The 2017 Optics & Photonics International Exhibition (OPIE ’17) took place in Yokohama, Japan from April 19 to 21, which gathered leading technology providers and manufacturers who are seeking solutions. OPIE ’17 and IR+UV Expo were co-located with LASER EXPO, LENS EXPO, Positioning EXPO, Medical & Imaging EXPO, Space & Astronomical Optics EXPO and Industrial Camera EXPO. According to the organizer, exhibitors were mostly laser, lens, IR and UV packaging and application manufacturers. Attendees were buyers and manufactures who aimed to better understand the latest technologies and market trends. The Expo is considered a barometer of the state of the art in the industry.