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LM-7800 --------------------------------------------------------------------------
1.
Introduction
1.1.
Outline of the instrument
The Automatic Lens meter
LM-7800
is the equipment for measuring the refractive
power of lenses and gives the spherical, cylindrical and axis of the lenses.
The Automatic Lens meter
LM-7800
also contains the PD(=pupil distance)
measurement and the UV Protection Ratio Test. The automatic lens meter
LM-7800
can measure both the uncut singular lenses and the framed glasses.
Recently the Bi-Focal lenses or Progressive lenses for the elderly can be check
with this equipment. And also this instrument can measure soft contact lenses
easily and accurately using the specialized mechanical jig and the detailed display.
1.2.
Classification
Protection against electric shock: Class I(earthed)
Installation Category: II
Pollution Degree: 2