KANGJIEM Pupilometer, Digital Pupil Distance Meter with Memory Function and Automatic Switch Machine Setting, Support Monocular Measurement
En stock
0.20 kg
No
Nuevo
Amazon
USA
- Features The battery is easy to replace. After using the pupil distance ruler, just put it down flat, and the pupil distance ruler will automatically shut down. Pick up the pupil distance ruler and it will automatically turn on, prolonging the battery life. How to measure the interpupillary distance 1. The measurer and the measured person sit face to face, and the measured person looks at a fixed object 5 meters behind the measurer or 5 meters away 2. When measuring, hold the pupil distance ruler correctly with both hands, and gently place it on the bridge of the nose of the person being measured, and keep it fixed 3. Align the center of the perforation hole of the right eye with the pointer first, and then adjust the pupil of the left eye to align with the pointer. The number displayed in the display window is the interpupillary distance of the testee 4. Repeat steps 2 and 3, measure three times, and take the average product information Product Name: Eye Measuring Instrument Weight: 148g
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With sophisticated optical structure, the light is very clear and the measurement is accurate. Measurements are displayed numerically, with separate left and right eye measurements. The lens is made of high-quality optical materials, which can be used to measure the distance between the eyes and can also be used for the monocular of the left and right eyes respectively. After the measurement operation is completed, the automatic shutdown and memory function enable power saving and no data loss. The measurement operation is simple and fast, and the direct PD adjustment lever can be freely operated. Humanized design, the instrument is small in size and light in weight, which is convenient for you to carry and store.