Sources:
-Phenom_FEI_specsheet.pdf: https://wiki.nikhef.nl/detector/pub/Main/SEM/Phenom_FEI_specsheet.pdf
-Fibermetric_ProductData.pdf: http://www.iestechsales.com/Portals/63951/docs/Fibermetric_ProductData.pdf
-Phenom_brochure.pdf: http://www.kaltim-zagreb.hr/pdfs/FEI/Phenom_brochure.pdf