adaptometer
nounmasculinetécnico/ɐdɐptuˈmɛtɾu/rare
a·dap·tó·me·tro
Definition
Instrument used to measure the eye's ability to adapt to different lighting conditions.
The ophthalmologist used an adaptometer to assess the patient's night vision.
The adaptometer measures dark adaptation time.
Etymology
Do grego 'adapto' (adaptar) + 'metron' (medida).