Essilor Mr Blue 2.0, User Manual

Page: 30 / 152

USER MANUAL > TRACING
30 Mr Blue 2.0 > v4.0 -09.16
5
4
3
2
1
3
You can also press for a few seconds on the value and change it using the numeric keypad.
Press to confirm.
Tracing - tracing mode
In tracing - tracing mode, the result of the tracing is displayed in the work area of the tracing screen. For more information on
working modes, consult the section
. Perform a trace > Tracing environment > Jobs and working modes (p.21)
Before Centering
If you want to modify the shape of the lenses, consult the chapter Modify the lens shape. (p.83)
If you want to add drilling points to your lenses, refer to the section Preparing a drilled job.
5. Tracing a pattern, a demo lens or recut lens
Two types of tracing are available for patterns, demo lenses and recut lenses: optical tracing and mechanical tracing. This section
also presents the operations to be carried out to enter the curve angle and frame base which cannot be captured in this type of
tracing.
Optical tracing (p.30)
Mechanical tracing (p.32)
Inputting the curve and the frame base after monocular tracing (p.34)
a. Optical tracing
Preparing optical tracing of demo or recut lens
This type of tracing makes it possible to retrieve the existing shape and drilling data of a lens.
Prerequisite: for the tracer to correctly detect the horizontality of the lens, the lens must be clean and marked using the
permanent felt tip marker with:
either three focimeter dots,
or a horizontal line which must not touch the edges of the lens (a space of at least 5 mm is required)
Tracing
Place the pattern or the lens in the middle of the centering chamber.
Press to select optical tracing .
Press to select the eye to be traced.
Press to select the pattern, to select the demo or re-cut lens or to select the lens for a Nylor frame .
©
Press on to start the tracing cycle.
The value of the curve angle is modified. >
The tracing result is displayed in the centering screen, in monocular format on a 1:1.6 scale. >