Huvitz CFR-3000, Руководство оператора

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Excelon EZ Operator’s Manual
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NOTE
•
In case of executing the options for Bi-Focal(Near Vision) and Bland Lens
(Near Vision) , Near Vision Shape will be displayed on the LCD screen. If
you input the diameter, you can see the frame shape similar to the actual lens
shape and check the interference.
•
The exact meaning of the mix height and the box height is as following:
•
It is so important to measure the optical height of the patient precisely when
edging a progressive lens. Sometimes, too short optical height might cut out the
near vision area.
Box Height
Mix Height
Y