luxvision PM 200, Руководство пользователя

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Important Matters
Information on the reading display window do not appear simultaneously, instead,
they will appear only when you need to measure a given state.
5. Memory Key
It is used to store the current data. Press the key once to save the data and
press again to cancel the saving. During the saving, the device’s function
of measuring pupillary distance is deactivated, lighting source inside the
device switches out and the device does not shut off automatically.
6. Pupillary Distance Conversion Key (TDIS)
It is used to conduct conversion of measured value of pupillary distance at
different optic distances of 30cm ~
∞ .
7. Measuring State Transition Key (BIN)
Monocular pupil measurement of left or right pupil is realized by pressing
this key, there by making conversion of left or right pupil measurement and
simultaneous binocular pupils measurement available.
8. Nose Bearer
A testee’s bridge rests on the nose bearer so that the device and position
of the testee’s pupil is fixed.
9. Measuring Window
The working window of the testing personnel.
10.Observation Window
Two windows provided for a testee to stare at the target with His (her) eyes.
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