Market taxonomy in Electroretinogram Devices is categorized by device types such as handheld devices, benchtop units, and portable systems. Handheld devices, used in clinics for rapid assessments, account for ~40% of the market, while benchtop models, preferred in hospitals for high-precision diagnostics, capture ~45%. Portable systems, enabling field testing and home monitoring, represent ~15%. Technological advancements, including AI integration and miniaturization, are shifting demand toward portable and handheld solutions. Regional disparities in healthcare budgets further differentiate adoption trends, with low-resource settings favoring cost-effective handheld devices. This typology directly impacts the marketโs growth trajectory and competitive strategies.