An emerging and developing paradigm in BioPhotonics concerns the Bio-lensing effect, that is, living organism as biological cells or their inner structures can be modeled as pure-phase objects with optical and photonics properties typical of micro-lenses. Nowadays micro-lenses are ubiquitous and a lot of effort is put into developing low-cost and low-impact fabrication processes and for searching smart and biocompatible materials. The lensing effect of different types of cells and sub-cellular compartments has been recently demonstrated generating a great impact. Indeed, the dimensions of biolenses allows to surpass all the issues related to the scaling down of the fabrication processes and, also, their natural origin solves the problem of material compatibility necessary for biomedical applications. Here, we will show the recent achievements based on the bio-lensing properties of different cells and organelles ranging from imaging, super-resolution, cell clustering and lithography.
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