Professor Bovenkamer showed how a magician can fool the eyes. Bovenkamer a Dutch word that literally translates to Upper room meaning the attic. The department of the brain. The open day at the UMC Utrecht (University Hospital) is held every other year and is a wonderful happening. Wondrous eyes looked around at the high tech 3-d printers and their medical applications, virtual reality systems and robots that can operate.Proffesor Bovenkamer is the mascotte of a research initiative by www.youthonderzoek.nl.