Stereo Optical Optec 5000G INT, Справочное и инструкционное руководство

Страница: 6 / 23

Advanced Design Control Panel
The control panel is designed for convenience in both operation and maintenance.
Right Eye:
When the forehead activator is depressed, the right eye will see the test target. When the switch is
turned OFF, the right eye will see nothing. To turn switch ON, depress; to turn OFF, press again.
Left Eye:
When the forehead activator is depressed, the left eye will see the test target. When the switch is
turned OFF, the left eye will see nothing. To turn switch ON, depress; to turn switch OFF, press
again.
Binocular:
When both the left eye and right eye are activated, a binocular test is being performed.
Far/Near Switch:
When the switch is on, the unit is set for FAR point testing. The testing distance simulated in the
instrument is 20 feet. Cycle the test appropriately to achieve the test you desire according to the
Near and Far indicators.
Power Switch:
Master On/Off power, (located on the back of the instrument) depress ON, press again for OFF.
Ready Light:
Green light indicates that the subject is pressing against headrest activator and is at proper testing
distance.
Perimeter Switches:
Optec
5000
G
INT
Vision tester with perimeter.
The perimeter function is to test the lateral(horizontal) visual field.
Four switches pertain to peripheral vision testing. All are momentary switches; they stay on only if
pressure is applied.
45
nasal
55 temporal
70 temporal
85 temporal
The same switches are used for testing both sides, right
and
left. Depress the eye selector for the
eye that is to be tested.
5