Fraunhofer: Miniaturised scanning photon microscope for light detection

08 Jun 2008 | News

Investment opportunity

The Fraunhofer Institute for Photonic Systems IPMS in Dresden, Germany, is looking for industrial partners to develop its proprietary laser scanning microscope system based on a two-dimensional resonant microscanning mirror. The small size of this device will allow miniaturisation of light detection appliances, and replacing voluminous and cost-intensive systems.

Laser scanning microscopy detects objects by raster scanning, a line-by-line sweep technique used in data transmission and storage systems. It generates and records images diffused from a sample surface, which are then collected by a detector.

IPMS’s scanning photon microscope relies on a similar principle, deflecting light with a miniature 3 by 2 by millimetre two-dimensional resonant microscanning mirror to deflect light. The pictures collected by a demonstrator microscope with a volume of 800 cubic centimetres, generates images of 1000 by 1000 pixels.

Performance parameters such as the wavelength of radiated light can be modulated to activate processes such as fluorescence, and wavelength specific analyses can be made. This technology can be applied to non-destructive testing such as the detection of microcracks and has many applications in the field of biotechnology.

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