<SEC-DOCUMENT>0001193125-18-181536-index.html : 20180601
<SEC-HEADER>0001193125-18-181536.hdr.sgml : 20180601
<ACCEPTANCE-DATETIME>20180601133632
ACCESSION NUMBER:		0001193125-18-181536
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180601
DATE AS OF CHANGE:		20180601

SUBJECT COMPANY:	

	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:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-39319
		FILM NUMBER:		18874407

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			JOHNSON CARL J
		CENTRAL INDEX KEY:			0000945117
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	MAIL ADDRESS:	
		STREET 1:		C/O II-VI INCORPORATED
		STREET 2:		375 SAXONBURG BLVD
		CITY:			SAXONBURG
		STATE:			PA
		ZIP:			16056
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>d591627dsc13da.htm
<DESCRIPTION>SC 13D/A
<TEXT>
Document 1 - file: d591627dsc13da.htm

</DOCUMENT>
</SEC-DOCUMENT>