Investor Presentaiton

Over 4 Decades of Continuous Growth 7% Average Organic Revenue Growth over the last 10 years Over $1B* $972 FY1987-FY2017 Cumulative Revenue $7.4B PAT $0.8B Cash Flow from Ops $1.2B R&D $0.4B Cap Ex $0.6B $827 $742 $683 $551 $516 $487 $316 $333 $292 $224 $225 $187 $123 $114 $128 $143 $28 $38 $61 $53 $62 $74 IPO 1987 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Micro-optics Vergo Optics ZnSe Growth Laser Power Corp UV Filters Laser Power Corp Selenium Refinery Micro-optics Photop Technologies Optical Channel Optical Amplifiers Monitors Oclaro Optical Amplifier Pacific Rare Metals Aegis Lightwave Compound Semi. Wafer Fab Kaiam Laser Limited (U.K. Fab) Micro-optics Lighting Optical Silicon Carbide Litton SIC Group Thermo-electric Coolers Metal Matrix Marlow Industries Acquisition History Laser Processing Heads Max Levy Autograph Highyag Components M Cubed Technologies Conformal Patterning Semiconductor Lasers Oclaro Semiconductor Laser Faraday Rotator Integrated Photonics Epiwafer Foundry Epiworks II-VI Nasdaq IIVI Military & Aerospace Optical Systems LightWorks Optics Advanced Coatings Oclaro Optical Coatings Direct Diode High Power Lasers Direct Diode GaAs Wafer Fab Anadigics MATERIALS THAT MATTER™ | 13

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