Essilor Neksia, User Manual

Page: 41 / 84

Before you select a type of chamfer, make sure it is compatible with the lens characteristics:
• Lens material
L
ENS MATERIAL
A
VAILABLE OPTIONS
The quality of the chamfer depends on the spraying. Make sure there is a constant
flow of water until the end of the chamfering operation.
The chamfering wheel supplied cannot be used on glass lenses. For further
information, contact your technical department.
• Thickness at the edge of the lens
L
ENS THICKNESS
A
VAILABLE OPTIONS
> 1.2 mm
between 1 and 1. 2
mm
< 1 mm
• Distance between the edge of the groove and the edge of the lens
D
ISTANCE
A
VAILABLE OPTIONS
> 0.8 mm
between 0.5 and 0.8
mm
< 0.5 mm
The chamfers available also depend on the lens shape and the posiblock used when blocking.
Press the and buttons to configure a thin chamfer, a thick chamfer or no chamfer on the front
and rear surfaces of the lens.
U
SER
M
ANUAL
> II. E
DGING A LENS
41
Neksia > v1.0 - 02.14