BEDFORD, Mass., April 26, 2013 /PRNewswire/ -- GSI Group Inc., (NASDAQ: GSIG) a global leader and supplier of precision photonics, laser-based solutions and precision motion devices to the medical, industrial, scientific, and electronics markets, will release its first quarter 2013 results on Wednesday, May 8, 2013. (Logo: http://photos.prnewswire.com/prnh/20120305/NE64445LOGO) The Company will host a conference call on Wednesday, May 8, 2013 at 5:00 p.m. EDT to discuss these results. John A. Roush, Chief Executive Officer, and Robert Buckley, Chief Financial Officer, will host the conference call. To access the call, please dial (877) 482-5124 prior to the scheduled conference call time. The conference ID number is 9407 1031. A playback of this conference call will be available beginning 6:00 p.m. EDT, Wednesday, May 8, 2013. The playback phone number is (855) 859-2056 or (404) 537-3406 and the code number is 9407 1031. The playback will remain available until 8:00 p.m. EDT, Wednesday, May 29, 2013. A replay of the audio webcast will be available four hours after the conclusion of the call on the Investor Relations section of the Company's web site at www.gsig.com. About GSI Group Inc. GSI Group Inc. supplies precision photonics, laser-based solutions and precision motion devices to the medical, industrial, scientific, and electronics markets. GSI Group Inc.'s common shares are quoted on NASDAQ (GSIG). More information about GSI is available on the Company's website at www.gsig.com. For additional information, please contact GSI Group Inc. Investor Relations at (781) 266-5137 or InvestorRelations@gsig.com. SOURCE GSI Group Inc.