Nidek Medical AFC-330, Руководство оператора

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BEFORE USE : Screen Configuration
5. Minimum pupil diameter mark
Indicates the minimum pupil diameter (3.3 mm-diameter dotted circle) in Small pupil photography mode.
When the auto anti-misshooting is enabled , like the required pupil diameter mark, if the cornea-
reflected spots are not detected, or the pupil edge is inside the required pupil diameter mark, the required
pupil diameter mark and the minimum pupil diameter mark are displayed in pink. When the cornea-reflected
spots are detected, the eyelid or eyelashes are not detected, and the pupil satisfies the required size, the
minimum pupil diameter mark is displayed in green.
Image capture interval display function
Shows the elapsed time after image capture by changing the color of the minimum pupil mark clockwise
gradually from red to green starting from the twelve o'clock position.
For details of display, see “2.6.6 Image Capture interval” (Page 84).
For details of image capture interval display function, see “
 Photography options” (Page 113).
6. Forward and backward movement limit indicator
Indicates that the image capturing unit is at the limit of the forward or backward movement range in the
anterior eye or fundus observation screen.
When this icon is displayed, the image capturing unit is at the limit of the
forward movement range. Tilt the joystick a little back.
When this icon is displayed, the image capturing unit is at the limit of the
movement range toward the operator. Tilt the joystick a little forward.
7. Electronic working dot
When the device detects the eight cornea-reflected spots, a yellow electronic working dot appears in the
center of the circle formed by the cornea-reflected spots.
Use the joystick to align the electronic working dot to the center of the target mark in the anterior eye
observation or fundus observation screen.
• If the patient’s eyelid is not opened wide enough or their cornea has any lesions or such, the
eight cornea-reflected spots may not be detected and the electronic working dot may not be
displayed.