Committee Composition
Chair of the Board = Chair of the Board Committee Chair = Chair Committee Member = Member Independent Director = Independent Director  P = Presiding Independent Director
  Audit Compensation Nominating and Corporate Governance
Valentin P. Gapontsev Ph.D. Chairman of the Board      
Robert A. Blair Independent Director   Member of Compensation Committee Committee Chair for Nominating and Corporate Governance Committee
Michael C. Child Independent Director Member of Audit Committee   Member of Nominating and Corporate Governance Committee
Henry E. Gauthier P Member of Audit Committee    
William S. Hurley Independent Director Committee Chair for Audit Committee Member of Compensation Committee  
Eric Meurice Independent Director     Member of Nominating and Corporate Governance Committee
John R. Peeler Independent Director   Committee Chair for Compensation Committee Member of Nominating and Corporate Governance Committee
Igor Samartsev      
Thomas J. Seifert Independent Director Member of Audit Committee    
Eugene Shcherbakov Ph.D.