Essilor Instruments ALM 500 User Manual

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6.
6.6.
6. Measurement
MeasurementMeasurement
Measurement
6.1
6.16.1
6.1 Checkup before Measurement
• The lens holder is set properly.
• The lens under the lens stand is clean.
(In case that the lens is dirty, clean it with
a soft cloth.)
• Plug the power cord to the outlet.
• Set the printer paper in the printer.
(Refer to “5.4.2 Installation and Replacement of Printer Paper”.)
• Confirm that the lens is not placed on the lens stand.
• Turn on the power switch. The screen is displayed in seconds.
Always connect the earth terminal to a ground.
S
i
ngle lens measurement screen
Spherical degree
Cross cursor
Cylindrical degree
Cylindrical axis
Prism value
Basal angle
Measurement value
display area

Essilor Instruments ALM 500 Specifications

General

Brand	Essilor Instruments
Model	ALM 500
Category	Measuring Instruments
Language	English