Investor Presentaiton

Strong Deleveraging Profile II-VI and Finisar have combined EBITDA generation of $570mm¹ ■Combined company has a strong 1. II-VI deleveraging profile, with significant deleveraging expected from 4.1x at announcement to under 2.5x in two years post close 2.5 4.1x <2.5x II-VI expected to maintain ongoing ability to At Announcement 2 Years maximize strategic opportunities 1 Leverage (Total Debt / LTM EBITDA) Represents LTM 09/30/2018 for II-VI and LTM 07/29/2018 for Finisar and includes $150mm run-rate synergies. EBITDA excludes amortization of intangibles, the impact of SFAS 123(R) stock-based compensation expense and one-time charges. Page 12

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