Investor Presentaiton

IIVI Transaction Details Projected Synergies & Financial Impact Financing Governance Approvals & Expected Closing Coherent Transaction Overview Coherent stockholders to receive $220.00 per share in cash and 0.91 of a II-VI common share for each Coherent share At closing, Coherent stockholders to own approximately 15% of the common shares of combined company " $250 million of run-rate cost synergies expected to be realized within 36 months of close ◉ ◉ " ■ Anticipated to be accretive to non-GAAP EPS in the second year following closing Fully committed debt financing from JP Morgan of approximately $5.1 billion Equity financing commitment from Bain Capital of $2.15 billion as Bain Capital elected during 4QFY21 to increase its commitment by $350 million. Balance sheet cash Steve Pagliuca, Co-Chair of Bain Capital, joined II-VI Board in April Two Coherent directors expected to join Board of combined company Approved by Coherent and II-VI shareholders Regulatory approvals and customary closing conditions Closing of transaction anticipated during the first calendar quarter of 2022. Copyright 2021, II-VI Incorporated. All rights reserved. Page 27

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