Potec PDR-7000 - Page 17

PDR-7000 Operation Manual
7. Mode Keys
Select the mode whose data is changed.
Pressing any keys highlights the corresponding field to be changed.
The value in each mode can be changed with the dial or
7-1.
Goes into SPH mode which allows spherical powers to be adjusted.
7-2.
Goes into CYL mode which allows cylindrical powers to be adjusted.
7- 3.
Goes into AXIS mode which allows cylindrical axis to be adjusted.
7- 4.
Goes into ADD mode which allows addition powers to be adjusted.
The refractor head converges to the working distance of 40cm (variable) automatically
in near mode.
2
See the Working Distance.(WD) parameter(3.12 Parameter Settings).
- When the Preset ADD parameter is set to Yes, the patient’s age can be selected.
- Each time the key is pressed while the refractor head converges, the addition powers are added or
removed.
When the addition powers are removed, the highlight color for ADD on the screen changes
and the time display switches powers are added.
After addition power entry, the WD display appears to select a desired WD with the
function button.
7-5.
Goes into the mode which allows the visual acuity to be entered with the dial.
7- 6.
Goes into the mode which allows the PD in the refractor head to be adjusted.
Monocular PD(1/2 PD)  Adjust the PD after pressing or in
PD mode.
To exit from the mode  Press again or mode button(S,C,A, …)
7-7.
Goes into the mode which allows base in/out prism power in rectangular
coordinates or prism absolute value in polar coordinates to be entered.
See “2.3 Setting Prism”.
7-8.
Goes into the mode which allows base up/down prism power in rectangular
coordinates or prism base angle in polar coordinates to be entered.
2
The addition powers are preset according to the selected age. See “7.3 Preset Addition Power”.
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