Haag-Streit VISUTRON 900 Touch, Руководство пользователя

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Instrument Setup
(continued)
Controller Keypad
(continued)
Lens Buttons
These buttons control the lenses
and apertures during an exam.
Press the different types of but-
tons (S, C, A, Add) to activate
different sets of lenses in the
Visutron 900 Touch Head.
C Enters Clear Mode, to enable the clearing of individual data or all of the data.
R Occludes the right eye.
L Occludes the left eye.
S Activates sphere adjustment.
C Activates cylinder adjustment.
A
Activates axis adjustment.
ADD
Activates the near vision mode.
R Opens the right eye, occludes the left eye.
B Opens both eyes.
L Opens the left eye, occludes the right eye.
Red Either adjusts the current value by a single increment, or indicates patient preference in the Split
Cylinder test.
Green Either adjusts the current value by a single increment, or indicates patient preference in the Split
Cylinder test.
Enter Functionality depends on the current mode or test.
Control Knob
• Turn the Control Knob to adjust the sphere power, cylinder power, axis, or the power of prism.
• Press and turn the Control Knob at the same time to adjust the sphere by 1.00 D increments, to the
cylinder by 1.00 D increments, the prism power by 1.00 D increments, or the axis by 10° increments.
• Press the Control Knob to move to the next refraction step or finish the operation.
Turn Button Press Button
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26 16243-101 Rev. G