FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * MORRISON DUNCAN A J   2. Issuer Name and Ticker or Trading Symbol II-VI INC [IIVI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 24824 DOWNIE LINE, RURAL ROUTE 4 3. Date of Earliest Transaction (Month/Day/Year) 06/04/2008 (Street) WEST LORNE, A6 N0L 2P0 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 06/04/2008   M   6,000 A $ 8.17 21,240 D   Common Stock 06/04/2008   S   600 D $ 39.92 20,640 D   Common Stock 06/04/2008   S   1,000 D $ 39.7941 19,640 D   Common Stock 06/04/2008   S   500 D $ 39.6892 19,140 D   Common Stock 06/04/2008   S   500 D $ 39.68 18,640 D   Common Stock 06/04/2008   S   500 D $ 39.65 18,140 D   Common Stock 06/04/2008   S   500 D $ 39.604 17,640 D   Common Stock 06/04/2008   S   500 D $ 39.628 17,140 D   Common Stock 06/04/2008   S   400 D $ 39.7181 16,740 D   Common Stock 06/04/2008   S   500 D $ 39.6042 16,240 D   Common Stock 06/04/2008   S   500 D $ 39.534 15,740 D   Common Stock 06/04/2008   S   500 D $ 39.7135 15,240 D   Common Stock               3,000 I By Spouse (1)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Option (Right to buy)

$ 8.17

06/04/2008

M

6,000

(2)

02/17/2013

Common Stock

6,000

$ 0

12,400

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MORRISON DUNCAN A J 24824 DOWNIE LINE, RURAL ROUTE 4 WEST LORNE, A6 N0L 2P0	X

Signatures

/s/ Michelle L. Freehling, Attorney-in-Fact		06/05/2008
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The reporting person disclaims beneficial ownership of shares owned by his spouse, and this report shall not be deemed an admission that the reporting person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.
(2)	The option vests in five equal annual installments beginning on February 17, 2004.

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