INDEPENDENT AUDITORS' CONSENT


We consent to the incorporation by reference in 
Registration Statements No. 33-19511, No. 33-38019, No. 33-
19510, No. 33-63739 and No. 333-12737 on Form S-8 and No. 
333-04531 on Form S-3 of II-VI Incorporated of our reports 
dated August 12, 1997, appearing in and incorporated by 
reference in this Annual Report on Form 10-K of II-VI 
Incorporated for the year ended June 30, 1997.


/s/ Deloitte & Touche LLP

Pittsburgh, Pennsylvania
September 26, 1997