APC AR1100 Operator's Manual download pdf (Page 78)

OPERATING PROCEDURES: NT (Tonometry) Measurement: NT Mode

In the case of 3D auto-tracking:

1) Perform rough alignment and focusing by

manipulating the joystick to move the

alignment spot in the working range of

auto-tracking

2) When the alignment spot is placed within

the working range of auto-tracking, the

device automatically starts alignment and

focusing.

In the case of 2D auto-tracking:

1) Perform rough alignment and focusing by

manipulating the joystick to move the

alignment spot in the working range of

auto-tracking.

2) When the alignment spot is placed within

the working range of auto-tracking, the

device automatically starts alignment.

3) As the focusing indicator is displayed,

manipulate the joystick until the optimal

focusing indicator is displayed.

When the auto-tracking function is turned off:

1) Manipulate the joystick to move the align-

ment spot reflected by the patient’s eye

within the alignment target.

2) As the focusing indicator is displayed,

manipulate the joystick until the optimal

focusing indicator is displayed.

During the focusing, maintain alignment

between the device and the patient’s eye.

• When the 74. TARGET TYPE parameter is

set to AR/NT, the indications on the screen

are as shown on the right.

The indication of the applanation area and

focusing indicator is different from the one dis-

played when the parameter is set to RKT.

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Applanation area

Up-and-down and side-to-side alignment: Auto

Focusing: Auto

Focusing: Manual

Up-and-down and side-to-side alignment: Auto

Focusing: Manual

Up-and-down and side-to-side alignment:

Manual

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APC AR1100 Operator's Manual Page 78

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