“Red and green defocus curves and duochrome test in different age groups” is available online silvia.trabattoni@unimib.it Optometry, Research 22 December 202331 January 2024COMiB, optometry, unimib Download the final version of the article “Red and green defocus curves and duochrome test in different age groups” by Riccardo Rolandi et al., published on Journal of Optometry.