Revenue increases by 28% , EBITDA by 17% on year till date (YTD) basis 73% revenue growth in global markets on YTD basis Optical business revenues zoom 1.8X, EBITDA 3X on YoY basis FREMONT, Calif., Jan. 27, 2023 /PRNewswire/ — STL (NSE: STLTECH), a leading optical and digital solutions…