LED and Lightin

Optical Packaging

• Optimization of the color quality through optimized design of the the color conversion layers
• Optimization of radiation characteristics, extraction efficiency and color quality of the LED modules and luminaires by the development of suitable (micro) lenses
• Optimization of radiation characteristic s, extraction efficiency and color quality of LED modules and luminaires through the development of foil optics (diffractive, refractive, free-form micro-optics ...)
• Reliability analyses and lifetime determination
• Development and implementation of stress tests
• Creation of time-to-failure models

Development of solutions for special lighting conditions

• Wave guides for lighting
• Optimization of outcoupling structures for directional and uniform lighting

Photovoltaics

• Optimization of the light absorption by the cells
• Antireflective and light trapping structures
• Integration and development of conversion materials (down- and up-conversion)
• Development of light guiding films for photovoltaic modules
• Volume optics to reduce optical shadowing due to metallization
• Innovative processes for electrical interconnections
• Printed monolithic interconnections in thin film modules
• Development of laser processes for electrical contacts
• Organic Photovoltaics
• Concentrator concepts
• Optical design of solar concentration systems
• Innovative solutions for optical and thermal integration