The Journal of the Optical Society of Korea (JOSK) publishes papers reporting recent advances, state-of-the-art research and development results in all areas of optical science and technology. JOSK is published four times (March, June, September and December) a year. Original contributions in all technical fields of optics such as optical materials, optical devices, optical systems, and/or topics related to theoretical and experimental aspects of new principles are welcome. The language used in manuscripts should be English. Submission of a manuscript indicates that it has not been published previously and is not concurrently submitted for publication elsewhere.