Nidek Medical RT-5100, Руководство оператора

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ADVANCED FEATURES Range of Clear Vision
3
3. Yellow portion of the graph ( ):
Clearly visible area using an accommodation between two-thirds and full
4. Blue letter:
The position where half of the accommodation is used (distance from the eye, unit: cm)
5. Green letter:
The position where two-thirds of the accommodation is used (distance from the eye, unit: cm)
6. Clear vision range limit (Red letter):
Limit of clearly visible area using full accommodation (distance from the eye, unit: cm)
7. Black letter:
Distance point with naked eye (unit: cm)
8. Negative addition
8.
:
Negative addition of near/near lens. This is displayed
only when [N/N] is selected.
The negative addition switches between [-1.00]
ψ
[-
1.50]
ψ
[-2.00]
ψ
[-1.00]
ψ ̖
each time the key is
pressed and changes the graph of negative addition
near/near lens range of clear vision.
(2) Lens type selection buttons
Select a lens type.
The range of clear vision of the selected lens type is displayed by a blue, green, and yellow graph.
When [F/N] is selected, pressing [F/N] again switches to [M/N]. For [M/N], the far point is displayed in the
closer position.
(3) Distance scale ( , , , , )
Guide for indicating the distance from the eye. Unit: cm
Touching the circled number displays additional lines indicating the distance on the graph for the range of
clear vision.
(4) Right/Left indication
Indicates right eye or left eye of the presented range of clear vision.
Pressing this indication switches right eye and left eye.
(5) Image for the range of clear vision
Displays the clearly visible range for the selected lens type.
The graph for the range of clear vision is displayed as an image for easy understanding.
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Uncontrolled copy when printed.