6. Troubleshooting
6.1. Type
Any measurement value is more than ‘±0.25’ when
power is turned
on.
・In case that the lens is set when power is turned on.
・Measurement abnormality because of dust or
unnecessary
light etc. when power is turned on.
Printer head is overheated.
Abnormality of CMOS sensor
Abnormality of electronic parts
Abnormality of
measurement
SPH measurement value exceeds the upper limit of
measurement range
CYL measurement value exceeds the upper limit of
measurement range
Prism measurement value exceeds the upper limit of
measurement range
ADD measurement value exceeds the upper limit of
measurement range
Abnormality of
image processing
Abnormal light receiving image because of dust,
scratch on lens or
unnecessary light etc.
(Measurement light does not go into light
receiving sensor normally.)
Measurement light LED does not light up.
Unexpected light receiving image because of unnecessary light
etc.
“Err” is displayed on
display area of UV
transmittance
measurement value
Abnormality of
UV transmittance
measurement
Failed to control measurement at the time of UV transmittance
measurement