Our customer needed a multi-wavelength light source for excitation of certain fluorophores.

Customer requirements

• Multi-wavelength light source enabling the excitation of certain fluorophores
• Defined spectral distribution between UV and NIR
• Adjustability of spectral distribution by means of kinematic optical filters
• Coupling of combined light into a liquid light guide
• Long-term stability of spectrum
• Production

Photonic Services

• Concept design of multi-wavelength light source
• Research of suitable LEDs, Laser-Diodes and dielectric filters
• Design of optical path from LED & Laser to liquid light guide
• Sensitivity and tolerance analysis of optical system to ensure spectrum of as-built design matches the customer requirements
• Mechatronic filter kinematics
• Design of LED drivers and TEC controller for Laser diodes
• Modular interfacing options for illumination control and filtering
• Prototyping and production transfer

Technical Solution

• Multi-wavelength module UV-VIS-NIR
• USB and serial controllable filter options
• Integration of Photonic anti-ageing LED technology to stabilize spectrum in the long-term
• Quiet and effective cooling