COHERENT CORP. — Director's Dealing 2010

May 4, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: II-VI INC (IIVI)
CIK: 0000820318
Period of Report: 2010-04-30

Reporting Person: KRAMER FRANCIS J (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-04-30	Common Stock	M	10000	$8	Acquired	214151	Direct
2010-04-30	Common Stock	S	9000	$33.6717	Disposed	205151	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-04-30	Options (Right to buy)	$8	M	10000	Disposed	2010-08-11	Common Stock (10000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	80000	Indirect

Footnotes

F1: Represents the weighted average sale price of multiple sales transactions ranging in price from $37.295 to $37.52. The reporting person agrees to provide full information regarding the number of shares sold at each separate price upon request by the SEC Commission staff, the Company or a security holder of the Company.

F2: The reporting person disclaims beneficial ownership of shares owned by his spouse.

F3: The option vested in five equal annual installments beginning on 8/11/2001.