Nidek Medical HandyRef-K, Руководство оператора

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OPERATING PROCEDURE: Other Measurements
3.7.4 Retroillumination image observation
This procedure checks for opacity around a crystalline lens.
1
Display the retroillumination image observa-
tion screen.
1)
Press to display page .
2)
Press .
Retroillumination image observation screen is
displayed and the light intensity is automatically
controlled.
2
As necessary, adjust the light intensity man-
ually.
1)
Press .
The light intensity automatic control is deacti-
vated.
2)
Adjust the light intensity with the displayed up/
down buttons. (LIGHT: 80 to 200)
•
[L-UP] button: Increases the light.
•
[L-DW] button: Decreases the light.
3
Adjust the main body position so that the opacity is in focus and the alignment guide
mark is not prominent.
4
Press to capture image.
•
When several images are captured, the last image is saved.
•
After image capture, pressing on a still image changes the screen to the capture screen.
5
Change the eye to be measured (R/L). Measure the other eye in the same manner.
6
Press to return to the previous screen.
• Keep the main body as stable as possible when capturing retroillumination images.
• When the “ 31. PRINT” (page 92) parameter is set to “AUTO”, to print the retroillumination image
together with AR and KM measurement values, capture retroillumination images before the AR and
KM measurements.
• When the “ 91. STATION I/F” (page 98) parameter is set to “IR (infrared communication)”, retroillu-
mination images cannot be printed.