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The technical term for double vision.

Diplopia (double vision) is simultaneously seeing two images of a single object. This condition can affect balance, movement, and reading ability. If double vision affects just the one eye, it is ‘monocular’. If it affects both eyes, it is ‘binocular’.

Harvard Health Publishing. Double Vision (Diplopia). Available at: Accessed March 2020

UK | July 2020 | MUL20-C021