The forehead position with the knob located on the front of the refraction head.
It is also advisable to check the Vertex distance
.
Correct installation must:
Allow the patient to have a comfortable posture which guarantees his or her stability throughout
the examination.
Prevent the patient from being in contact with the optics (eyelash rubbing for example).
a. Adjusting the horizontality of the refraction head
Horizontality adjustments are performed manually by using the knob located on the top of the refraction head.
In pupillary distance mode
, the LEDs placed on the front of the head provide an indication of its
horizontality. If:
when both LEDs are lit up, the adjustment is
correct.
when only one of the LEDs flickers or if a LED is
not lit up, it is necessary to adjust the
horizontality by using the adjustment knob.
b. Adjusting the inter-pupillary distances
Before adjusting the distances, position the refraction head in front of the patient's eyes and ensure that the
patient is comfortably seated. The chart screen must be in the middle of the patient's field of vision.
The adjustment of the inter-pupillary distances is carried out via the console touch screen by pressing on
.
> The reticles are placed in front of the patient's eyes and the right and left distance values are displayed.
U
SER
MANUAL
> A
DJUSTMENTS
BEFORE
THE
EXAMINATION
Vision-R 700 - Essilor automatic phoropter > V1 - 09-2020
20
Содержание VISION-R 700
Страница 1: ...USER MANUAL...
Страница 4: ...I INTRODUCTION...
Страница 8: ...II INSTRUMENT...
Страница 16: ...III ADJUSTMENTS BEFORE THE EXAMINATION...
Страница 24: ...IV BASIC FUNCTIONS FOR PERFORMING A REFRACTION EXAMINATION...
Страница 37: ...V PERFORMANCE OF TESTS DURING A REFRACTION EXAMINATION...
Страница 76: ...VI MEASUREMENT...
Страница 80: ...VII REFRACTION PROGRAMS...
Страница 93: ...VIII INSTRUMENT SETTINGS...
Страница 109: ...IX TROUBLESHOOTING...
Страница 111: ...X TECHNICAL DATA...
Страница 114: ...XI CAUTIONS WARNINGS...
Страница 123: ...No undesirable side effects USER MANUAL CAUTIONS WARNINGS 123 Vision R 700 Essilor automatic phoropter V1 09 2020...
Страница 124: ...XII QR CODE...
Страница 125: ...USER MANUAL QR CODE 125 Vision R 700 Essilor automatic phoropter V1 09 2020...
Страница 126: ...USER MANUAL QR CODE Vision R 700 Essilor automatic phoropter V1 09 2020 126...
Страница 127: ...USER MANUAL QR CODE 127 Vision R 700 Essilor automatic phoropter V1 09 2020...