
Description of the centering target
1.
Centering cross (orange cross) and boxing center of the shape (blue cross)
2.
Graduated axis mark
The horizontal line is located at 6 mm and allows you to measure the PRP (Prism Reference Point)
distance.
a. Centering a lens using re-marked micro-engravings
Prerequisite:
•
Remove all the original markings,
•
Re-mark the micro-engravings with the marker; the diameter of points must be between 0.5 and 1.5
mm.
We advise you to use the white felt tip marker supplied with the tracer-centerer-blocker to mark the
lens.
Delta - Edging System > V1- 02-2020
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> IV. C
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Summary of Contents for DELTA
Page 1: ...User Manual ...
Page 6: ...I INTRODUCTION ...
Page 8: ...II FIRST STEPS WITH DELTA ...
Page 17: ...III CARRY OUT AN OPTICAL TRACING ...
Page 35: ...IV CENTER AND BLOCK A LENS ...
Page 68: ...V MODIFYING THE LENS SHAPE ...
Page 78: ...VI PREPARING A DRILLED JOB ...
Page 90: ...VII EDGING A LENS ...
Page 122: ...VIII SET UP THE PRODUCT ...
Page 142: ...IX MAINTENANCE AND SERVICING ...
Page 173: ...X TECHNICAL DATA ...
Page 178: ...XI GENERAL INFORMATION ...
Page 183: ...GLOSSARY ...