The College of Optometrists (2023) Position statement on blue blocking spectacle lenses [Accessed 1 Nov 2023]

The College of Optometrists (2017) Using Evidence in Practice [Accessed 1 Nov 2023]

The College of Optometrists. Ophthalmic and Physiological Optics (OPO) (2017).The effect of blue‐light blocking spectacle lenses on visual performance, macular health and the sleep‐wake cycle: a systematic review of the literature [Accessed 1 Nov 2023]

Blue‐light filtering spectacle lenses for visual performance, sleep, and macular health in adults - Singh, S - 2023 | Cochrane Library [Accessed 1 Nov 2023] 

Health and Safety Executive information on DSE use [Accessed 1 Nov 2023]

Health and Safety Executive information on eyes and eyesight testing for DSE use [Accessed 1 Nov 2023]