FY24 Q2 Financial Outlook

$5.2 BILLION OF REVENUE IN FY23 WELL DIVERSIFIED ACROSS TECHNOLOGY, PRODUCTS, AND GEOGRAPHIC MARKETS Lasers 29% BY REPORTING SEGMENT 45% Communications Materials 26% Networking (1) Revenue by region is based on customer headquarter addresses. (2) Amounts may not recalculate due to rounding. COHERENT 45% BY MARKET 9% 12% Electronics North America Europe Industrial 19% 34% BY REGION(1) 11% China 53% 14% 3% Korea & Japan Instrumentation Other Copyright 2023, Coherent. All rights reserved. 8

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