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[Peripheral sight-fixing target] : Optotype to guide the direction of the patient’s sight up,
down, right and left
[Scanning direction] : Direction of B-mode scan
[Adjustment load sight-
target]
: Optotype to guide the adjustment of the patient’s eye
[Equivalent spherical degree] : Calculated from the refractometer value SPH+CYL/2
[Radial scan] : Scanning method to obtain a 3D image by repeating
B-mode scan in a radial direction
[Raster scan] : Scanning method to obtain a 3D image by repeating
B-mode scan in a horizontal or vertical direction