The present disclosure describes a wellness application for digital usage comprising at least one software program that identifies the level of high energy visible light reduction provided by the thin film; and a dosimeter for sending data about ionizing radiation to the software. The software tracks the total time of device usage and determines wherein the software, based on a dosimeter measurement received from the dosimeter, communicates with at least one processor to execute at least one of: determine a notification for reducing exposure to high energy visible blue light about divide user interface, and adjust the display output by at least one of adjusting a color contrast and brightness, taking into account the level of visible light coverage and total time of device usage.