Laboratory of Lighting Technology –

Technische Universität Darmstadt

Technische Universität Darmstadt | Laboratory of Lighting Technology | Research Overview | 2

Research

Automotive and

Traffic Lighting

Opto-electronics

(LED, OLED,

Sensor)

Technical

Optics

Interior Lighting

Color Perception

Laboratory of Lighting Technology

Prof. Khanh

19 Scientific Members + 3 external Ph.D. Students

Human Eye

Physiology

Technische Universität Darmstadt | Laboratory of Lighting Technology | Research Overview | 3

General Research Areas

Light Emitting Diodes

• Spectral Optimization

• Aging

Interior Lighting

• Human Centric Lighting

• Color Stabilization of LED luminaires

• Sensor Characterization and

Optimization

Color Perception

• Digital Imaging

• LED Optimization

• Digital Camera (Cinema) Technology

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LED-Light - Cinema Digital Camera - Human eye

Optimized Color Object Lighting

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Main Automotive Research Areas

Front Lighting Prototypes

• Glare

• Detection

Rear Lighting

• Glare

• Adaptive Rear Lights

Interior Lighting

• Human Centered Lighting

ISAL

• International Symposium

in Automotive Lighting

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Concepts of Intelligent Lighting and LED

Luminaires - Color Quality

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• High fraction of thermal load in the LED package (up to 70 %)

• Influence of high junction temperatures on LED‘s properties are negative for

lifetime, luminous flux, wavelength (colour), etc.

• Non-destructive characterisation of every layer of LED-packages

LED-aging, LED-packaging analysis

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Plant illumination- photosynthesis

Motivation:

• Efficient farming of plants/algae for raw material

and food supply

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The most relevant projects

Kommune in neuem

Licht10 Cities, BMBF

2010-2013

UNILED 1

Research on LED-

lighting2011-2014, BMBF

UNILED 2

Research on LED-

lighting2014-2017, BMBF

LEDs in German schools2015-2016, BMBF

LED-Research

Germany-China 2014-2016, BMBF

PQL 1- Technology

Project on LED 12 German lighting companies

2011-2014, BMWi

PQL 2- Technology

Project on LED10 German lighting companies

2016-2019, BMWi

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Thank you for your attention!