OPTIS LEA 2017.1.0.5375 Different users meaning different needs, LEA 2017 presents a simplified offer with 4 options. Users working with the Standard Module of LEA, dedicated to acoustics analysis, with recording, analysis, sound design by drawing into the Time-Frequency image of the signal, and reporting capabilities, can now complete their software with one or several of four modules depending on their needs: PSYCHO, dedicated to the analysis of the sound perception 3D TRANS, for the perfect 3D sound rendering ORDERS, dedicated to order analysis and harmonics detection XTRACT, for the denoising and automatic sound separation