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INTRODUCTION
Thank you for purchasing the TOPCON Auto Kerato-Refractometer KR-1.
INTENDED USE / INDICATIONS FOR USE
This instrument is used to measure the spherical refractive-power, cylindrical refractive power, the
direction of astigmatic axis, the radius of curvature, the corneal astigmatic axis angle and the cor-
neal refractory power.
FEATURES
This instrument features the following:
• The KR-1 is simple to operate and measures the refraction and corneal curvature of the eye.
• The position of the touch panel can be adjusted to accommodate the user's preferred position.
• The auto start function facilitates quick measurements under the optimal condition.
PURPOSE OF THIS MANUAL
This User Manual provides an overview of the basic operation, troubleshooting, checking, maintenance and
cleaning of the TOPCON Auto Kerato-Refractometer KR-1.
To get the best use of the instrument, read Safety Displays and Safety Cautions.
Keep this Manual at hand for future reference.
INTENDED PATIENT POPULATION
• The patient who undergoes an examination by this instrument must maintain concentration for a few min-
utes and keep to the following instructions:
To fix the face to the chinrest, forehead rest.
To keep the eye open.
To understand and follow instructions when undergoing an examination.
• Since this product is a precision instrument, always use and keep it in a normally controlled living environ-
ment, within a temperature range of 10-40°C, humidity levels between 30-90% and an atmospheric pres-
sure range of 700hPa-1,060hPa.
The instrument should also be placed away from direct sunlight.
• To ensure smooth operation, install the instrument on a level floor free of vibrations. Also, do not place
anything on the instrument.
• Connect all cables properly before using.
• Use the power at a rated voltage.
• When not in use, switch off the power source and apply the rubber cap and dust cover.
• For accurate measurement results, take care to keep the measuring window clean and free of fingerprints,
spots and dust.
Since this product partly uses a program derived from IPA Font, using the product is regarded as consent to the IPA Font License
Agreement v1.0.
For the IPA Font License Agreement v1.0, see page 71 or the following URL.
http://ipafont.ipa.go.jp/ipa_font_license_v1.html
[CAUTION] Federal law restricts this device to sale by or in the order of a Physician or Practitioner.
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