About Johan Leijtens

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So far Johan Leijtens has created 76 blog entries.

mystery solved

Last year we performed what is called so called highly accelerated life testing (HALT) and during these tests it turned out that even though the setup is only taken to 125°C for 2000 hours, there was a failure on the pigtails that were connected to some of the Sunsensors. The root cause of this failure [...]

mystery solved2021-03-15T11:27:59+01:00

To boldly go where no Sunsensor has gone before

The original idea for the Lens R&D extended temperature Sunsensors was born when ESA was working on their Mars rover. In order to allow sterilisation and avoid biocontamination, the sensors should be able to withstand high temperatures and be vented (non-hermetic) During the night time on Mars the sensors should be able to cope with [...]

To boldly go where no Sunsensor has gone before2021-03-12T22:30:14+01:00

Automatic nitrogen flushing system

At Lens R&D we are strong supporters of STEM education and as such in close contact with the Leidsche Instrumentmakers School (LiS). Today two LiS students finished the mechanical activities on the units associated with our new automatic nitrogen storage system.   Nathan Wijnands and Milo van Es (both in their fourth year of becoming [...]

Automatic nitrogen flushing system2021-01-20T19:47:54+01:00
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