This laboratory includes several simple techniques for the optical characterisation of photonic/plasmonic structures and optoelectronic devices at room temperature: reflectivity/transmission, photocurrent, conductivity, electrical parameters with frequency, coupling and analysis of guided light in visible and NIR, optical birefringence, including for this purpose a spectrometer, several mini-spectrographs, diode lasers in visible and NIR, a tunable laser around 1550 nm, an elasto-optical modulator, a mini Raman equipment, head and electronics for near-field microscopy, several tunable amplifiers, electrical measurement equipment,. .. All the equipment included in this laboratory has an approximate value of around 200k.