PRK-5000 Operation Manual
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1. Features
(1) Various Measurements Supported
Not only the usual refractometry and keratometry, but also corneal diameter and base
curve of contact lens can be measured with this one instrument. Thus, measurements
of eye and prescriptions for glasses and contact lenses can be made more efficiently.
(2) Wide Dioptric Measurement Range
Because the PRK-5000 covers a wide measurement range, from –25D to +22D, even
an examinee with strong myopia can be measured.
(3) Easy-to-switch operations for refractometry
Just by pressing the “SIZE” button more than one second, you can select the vertex
distance and display the result accordingly for glasses or contact lenses.
Similarly, just by pressing the “ILLUM” button more than one second, you can change
display format of CYL value.
It will be displayed by SETUP when you turn on the power.
(4) Easy-to-switch operations for keratometry
Just by pressing the “DISPLAY” button more than one second, you can change display
style of the measured results.
It will be displayed by SETUP when you turn on the power.
(5) More Accurate Measurement
You can measure more accurately because foggy method of the eye fixation target
makes the examinee’s eye comfortable.
(6) Pupil Distance(PD) can be measured.
(7) Customized Specifications
You can change the order of measurement modes, delete unnecessary modes, and/or
change order for printing results.
(8) Easy Connection with Other Equipments
This instrument is designed to connect other equipments such as VCR or TV monitor.
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