a:4:{i:0;a:2:{s:4:"name";s:16:"Microscopy type:";s:3:"val";s:7:"optical";}i:1;a:2:{s:4:"name";s:7:"Domain:";s:3:"val";s:10:"laboratory";}i:2;a:2:{s:4:"name";s:13:"Light source:";s:3:"val";s:3:"LED";}i:3;a:2:{s:4:"name";s:16:"Microscope head:";s:3:"val";s:9:"monocular";}}