Nidek Medical AFC-330, Руководство оператора

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OPERATING PROCEDURE : Image Capture (Normal Photography Mode [Auto shot, No blink])
5
When proper alignment is achieved, press the anterior eye/fundus observation toggle
button to display the fundus observation screen.
6
Adjust the focus using the focus knob so that the upper and lower lines of the focus split
form a single line, or that only a single line of the split indicator is displayed.
* If the electronic working dot does not appear (with the required pupil diameter detection
mark displayed as due to failure to detect the cornea-reflected spots), perform align-
ment so that the optical working dots are displayed in the screen as shown below. Adjust
the focus using the focus knob so that the upper and lower lines of the focus split form a
single line.
Up, down, right, and left directions—
The right and left optical working dots
are at symmetrical positions on the opti-
cal working dot chart.
Forward and backward directions—
The optical working dot can be seen
most clearly.
7
If the fundus observation screen is too
dark or too bright, adjust the Observation
Illumination Intensity knob.
8
Change the internal fixation lamp position
with the internal fixation lamp mark so that
the desired part of the eye is displayed.
For details of the fixation lamp, see “2.8.1 Fixation lamp mode” (Page 101).
9
Check the screen. If necessary, perform adjust the alignment and focus using the joy-
stick and the focus knob.
10
Press the release button.
The captured image is displayed in the preview screen as 6) (Page 61) of Steps 6 in “2.3.1
Image Capture with auto shot”.
11
Perform Steps 7 (Page 62) to 10 of “2.3.1 Image Capture with auto shot”.
The manual image capture procedure is complete.
Focus knob
Split indicator
Focus split
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Optical working dots
Optical working dot charts