<SEC-DOCUMENT>0001193125-20-257328-index.html : 20200929
<SEC-HEADER>0001193125-20-257328.hdr.sgml : 20200929
<ACCEPTANCE-DATETIME>20200929101729
ACCESSION NUMBER:		0001193125-20-257328
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20200929
DATE AS OF CHANGE:		20200929
EFFECTIVENESS DATE:		20200929

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			II-VI INC
		CENTRAL INDEX KEY:			0000820318
		STANDARD INDUSTRIAL CLASSIFICATION:	OPTICAL INSTRUMENTS & LENSES [3827]
		IRS NUMBER:				251214948
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39375
		FILM NUMBER:		201206911

	BUSINESS ADDRESS:	
		STREET 1:		375 SAXONBURG BLVD
		CITY:			SAXONBURG
		STATE:			PA
		ZIP:			16056
		BUSINESS PHONE:		724-352-4455

	MAIL ADDRESS:	
		STREET 1:		375 SAXONBURG BLVD
		CITY:			SAXONBURG
		STATE:			PA
		ZIP:			16056
</SEC-HEADER>
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<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d21265ddefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: d21265ddefa14a.htm

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<SEQUENCE>2
<FILENAME>g212651.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g212651.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g212652.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g212652.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g212653.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g212653.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g212654.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g212654.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g21265defapg03a.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g21265defapg03a.jpg

</DOCUMENT>
</SEC-DOCUMENT>