The Light Microscopy Unit of the Institute of Biotechnology serves primarily researchers at the University of Helsinki and other academic institutions in the area but also commercial users. LMU is a part of the Research Program in Cell and Molecular Biology at the Institute of Biotechnology and together with BIU and FIMM-HCA forms the HELMI platform of Helsinki Institute of Life Sciences (HiLIFE).

LMU participates in the European Light Microscopy Initiative and the EuroBioImaging project.