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General| Brand | Huvitz |
|---|---|
| Model | HRK-9000A |
| Category | Measuring Instruments |
| Language | English |
Identifies the device as the HRK-9000A Auto Ref/Keratometer.
Details warnings regarding electromagnetic interference and product modifications.
Defines the device's purpose and describes its functions and capabilities.
Explains safety symbols, environmental considerations, and prerequisites for safe operation.
Identifies and describes the main external components of the device.
Explains the functions of buttons on the primary measurement display.
Details the REF mode for measuring refractive power, including manual and auto operations.
Explains the KER mode for measuring corneal curvature, covering manual and auto methods.
Describes K&R mode and peripheral corneal measurement (KER-P).
Guides through subjective refraction testing using visual charts.
Mode for observing with color screen using filters and LEDs.
Mode for measuring the pupil's diameter.
Analyzes pupil wavefront information and aberrations.
Mode for observing the eye lens using retro-illumination.
Measures the time until dry spots appear on the cornea surface.
Films meibomian glands for diagnosis of xerophthalmia.
Allows viewing saved measurement results.
Provides steps for handling device errors and warnings before contacting support.
Instructions for cleaning the device and its parts to maintain hygiene.
Information on electromagnetic wave compatibility and usage environments.
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