4. STORAGE OF DEVICE
1. Points to check for long-term storage
◦ Turn off the power
◦ Remove the power cord from the outlet
◦ Place the main unit undermost
◦ Secure the main unit by locking the slide lock of the main unit
◦ Put the dust cover on the main unit
2. Notes about the storage environment
Avoid storage under the following conditions:
◦ Where dust accumulates
◦ Where water may get on the unit
◦ Where temperature and humidity are high
◦ Where sunlight directly contacts
◦ Unstable and high place
Always follow the environment conditions for storage below.
Environmental conditions for storage
Check the items above in case that the device is not used or is stored for a long time.
If you use the device after long-term storage, operate it according to the instructions of “6.3.a
Preparation for Measurement”.
5. CONFIRMATION OF MEASUREMENT ACCURACY
It is extremely important to check operation and accuracy of the device with the supplied model eye.
We recommend checking its accuracy periodically.
If the measurement result of the model eye is within the tolerance listed below, the measurement is
considered as reliable and accurate. If the result exceeds the tolerance, contact your dealer immediately.
Model eye data
SPH CYL R
Indicated value ±0.25 0±0.25 Indicated value ±0.03
The precise value of the supplied model eye is indicated on the model eye stand (VD=12).
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