12 Measuring Procedure
42 / 92 Instruction Manual Myopia Master® (G/68100/EN Rev04 0820)
Refraction Values (2)
The sphere, cylinder, axis position and quality values are displayed in this
field.
SEQ: Spherical equivalent
Q-value:
If the field has a white background (9-8) - the measuring results are good.
If the field has a yellow background (7-6) - the measuring results are
critical; repeat the measurement, if necessary.
If the field has a red background (
6) - repeat the measurement.
AXL values (3)
The axial length values for one or both eyes are shown.
The corresponding signal to noise ration (SNR) is listed.
Keratometer Values (6)
K1/K2: Horizontal/vertical radius of curvature in the center
blue: flat meridian
red: steep meridian
Pupil: Size of pupil
Astig: Astigmatism of cornea in the center
WTW: (white-to-white) Cornea diameter or iris diameter.
Q-value:
If the field has a white background (9-8) - the measuring results are
good.
If the field has a yellow background (7-6) - the measuring results are
critical; repeat the measurement, if necessary.
If the field has a red background (
6) - repeat the measurement.
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