Christophe Martinsons

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Questions related from Christophe Martinsons

What would be the best optical technique to acquire images of a concrete slab in a high temperature furnace used for fire resistance testing?

During concrete fire testing, spalling of the concrete slab happens rapidly : pieces of concrete are expelled more or less violently. The visible optical images taken by endoscopic cameras are...

02 September 2021 7,458 2 View

Can wavefront shaping techniques be useful to measure BRDF of surfaces at "large" scale? Could W.S. be used to produce a given light distribution?

In architectural lighting design, BRDF determine light distribution in buildings and indoor spaces. BRDF are not easy to measure with a spatial resolution of about 10 cm². Could wavefront shaping...

13 October 2014 9,722 2 View

What polymers can be used to manufacture infrared lenses working at around 10µm?

I am investigating plastic optical parts that could be produced by injection molding, hot embossing, or other techniques, in order to work between 7 and 14µm (long wave infrared - LWIR).

04 October 2014 7,988 16 View