Potec PRK-8000 - Page 30

PRK-8000 Operation Manual
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< example of printout >
r(m): Radius of curvature on measured
meridian
EQ: Quadrate of eccentricity on measured
meridian(If the peripheral radius of
curvature is larger than the center,
+sign will be displayed. If it is smaller, -
sign will be displayed.)
E: Eccentricity on measured meridian
Right Eye Left Eye Symbol
0’ 180’ NAS
45’ 135’ N-S
90’ 90’ SUP
135’ 45’ T-S
180’ 0’ TEM
225’ 315’ T-I
270’ 270’ INF
315’ 225’ N-I