Happy 2024 New Year! Click here to download 2024 Excel calendar.     Happy 2023 New Year! Click here to download 2023 Excel calendar.   Happy 2021 New Year! Click here to download 2021 Excel calendar.   We had a successful exhibition at Yokohama, Japam. We are grateful to all customers.   Happy 2018 New Year! Click here to download 2018 Excel calendar.   Receivied OPIE 2018 booth number: J-8. April 25 -27 2018, Pacifico Yokohama, Japan. Welcome to visit our booth!   Happy 2017 New Year! Click here to download 2017 Excel calendar.   Happy 2016 New Year! Click here to download 2016 Excel calendar.   Celebrating Year of Goat! We close from Feb. 17 to Feb. 24 2015.   Happy 2015 New Year! Click here to download 2015 Excel calendar.   June 28 2014 SPIE PHOTONICS WEST 2015 booth number: north hall #5408. San Francisco, USA.