pupillometer in a sentence

Definition

A pupillometer is a medical instrument used to measure the size and reaction of the pupils.

The optometrist used a pupillometer to measure the patient's pupil size accurately.
During the eye exam, the technician calibrated the pupillometer to ensure precise readings.
A pupillometer is essential for determining the appropriate lens prescription for glasses.
In research studies, a pupillometer can help assess the effects of various stimuli on eye response.
Understanding how to operate a pupillometer is crucial for anyone in the field of vision care.