PRK-5000 Operation Manual
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5.1 Continuous Keratometry and Refractometry
(K/R Mode)
In the K/R mode, refractometry is automatically performed after keratometry.
(1) Enter the K/R Mode
Press MODE button until “K/R” is displayed on the lower left side of the display.
(2) Adjust height of examinee’s eye.
CAUTION
Ensure that the examinee has not placed his/her hand or fingers
under the chin rest. Otherwise, hand or fingers may be hurt.
CAUTION
Wipe the forehead rest with ethanol or glutaraldehyde solution to
disinfect it each time a different examinee uses it, in order to prevent
infection.
CAUTION
Change the chin rest paper each time the examinee changes in order
to keep the chin rest clean.
Have the examinee sit and place his/her chin and forehead against the chin rest and
forehead rest.
Adjust the height of the chin by rotating the height adjustment lever so that the eye of
the examinee is aligned with the height adjustment mark on the face rest.