Essilor Instruments VISION-R 700, Руководство пользователя

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1
(*)
This information corresponds to the phoropter default settings. The
sphere variation step is by default
0.25 D
but can be adjusted in settings.
Fixed cross cylinders
Objective
Adjust the patient’s spherical correction value in:
In far vision,
Monocular vision condition:
right eye (RE),
left eye (LE),
Binocular vision condition (RLE i.e. RE and LE simultaneously).
Procedure - Performing the test
Press .
This cylinder is automatically generated by the optical module through combination with the
patient’s correction. It is not an additional lens added in front of the correction of the patient (as
in the traditional phoropters).
A cross made up of black horizontal and vertical lines on a white background is displayed in the display
area at the bottom of the touch screen on the console.
>
A cross is displayed on the test presentation screen. >
A fixed cross cylinder with a “+0.50 (- 1.00) 90°” formula is added to the patient’s correction (on the
right eye, the left eye or both eyes).
>
U
SER MANUAL
> P
ERFORMANCE OF TESTS DURING A REFRACTION EXAMINATION
Vision-R 700 - Essilor automatic phoropter > V1 - 09-2020 52