Employing the AOSLO as stimulation platform, we can track and target individual cells with highly focused light - to study each cell's contribution to visual perception.
Further Reading
Sincich LC, Sabesan R, Tuten WS, Roorda A, Harmening WM (2016)
Functional Imaging of Cone Photoreceptors.

In: Baraas R, Marshall J, Kremers J (eds.) Human Color Vision.
Volume 5 of the Springer Series in Vision Research. pp 71-104
Harmening WM, Sincich LC (2019)
Adaptive Optics for Photoreceptor-Targeted Psychophysics.

In: Bille J (ed.) High resolution Imaging in Microscopy and Ophthalmology, Springer, Cham. pp 359-375