Celebrating Optical Glass - the International Year of Glass (2022): feature issue introduction

We introduce the Optical Materials Express feature issue that celebrates historic and recent advances in optical glass. In honor of the United Nations declaring 2022 to be the International Year of Glass (IYOG), this issue comprises a collection of twenty-seven manuscripts that highlight processing, characterization/metrology and applications where glass has changed our world.(c) 2022 Optica Publishing Group under the terms of the Optica Open Access Publishing Agreement

Automated summary

This feature issue introduces the historical and recent advances in optical glass. In celebration of the International Year of Glass (IYOG) declared by the United Nations in 2022, this issue includes a collection of twenty-seven manuscripts that showcase the processing, characterization/metrology, and applications where glass has made significant contributions to our world.