3-75
● Convention: Convention scale
The convention scale uses a color-coding method
similar to the scale generally used.
The range from 340 μm to 840 μm is shown in intervals
of 20 μm.
f) Scale of ACD map
● 0.25 mm
The scale on the “ACD Map” uses the same color
coding as “Convention” of the Patchymetry Map.
The scale ranges from 0 to 6.25 mm in 0.25 mm
increments.
(Fig. 2)
(Fig. 3)