ABSTRACT
Background: The novel corona virus disease (COVID-19) is a severe highly infectious viral disease. Health workers, including eye health workers, are expected to take measures to prevent disease spread within the health care facility. Satisfactory performance of the risky duties depends on the workers' knowledge and perception of the disease. Objectives: To determine the knowledge and perception of COVID-19 pandemic, and any change in these parameters between the first and second waves of the pandemic, among eye health workers at a tertiary eye centre in Nigeria. Methodology: This study was conducted in two phases in March and December 2020. Eye health workers responded to pre-tested questionnaire on knowledge and perception of COVID-19: disease type, aetiology, disease nature, symptoms, transmission, prevention and fears.