Optical Semiconductor Products
Resonac provides high-power LED chips with enhanced reliability for a wide range of applications, including photocouplers for industrial machines and electric vehicles.

Product List of Optical Semiconductor Products
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These epitaxial wafers consist of multi-element-based films of InGaAs or InGaAsP formed on an InP single-crystal substrate by metal organic chemical vapor deposition (MOCVD). We manufacture and sell epitaxial wafers customized to your requests.
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Resonac’s epitaxial wafers are used as a material for LED chips. A light-emitting layer is grown on GaAs or GaP crystal substrates using the liquid phase epitaxial growth technique.
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Resonac’s LED chips boast a history spanning over 40 years and a proven track record across a wide range of applications.
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