0001193125-08-001044 8-K 4 20080103 4.01 9.01 20080103 20080103 II-VI INC 0000820318 3827 251214948 PA 0630 8-K 34 000-16195 08507894 375 SAXONBURG BLVD SAXONBURG PA 16056 724-352-4455 375 SAXONBURG BLVD SAXONBURG PA 16056 8-K 1 d8k.htm FORM 8-K EX-16.1 2 dex161.htm LETTER FROM DELOITTE & TOUCHE LLP EX-99.1 3 dex991.htm PRESS RELEASE GRAPHIC 4 g98911img001.jpg GRAPHIC