pupillometer

例句：

1. 1. The ophthalmologist used a pupillometer to measure the patient's refraction.
   眼科医生使用瞳孔计来测量患者的屈光度。
2. 2. During the examination, the doctor measured the pupils of the patient with the pupillometer.
   在检查过程中，医生用瞳孔计测量了病人的瞳孔。
3. 3. The pupillometer was used to determine the patient's visual acuity.
   瞳孔计被用来测定病人的视力。