PRODUCT DESCRIPTION
MODEL: Auto Refractometer WZ 981
Overview
The Auto Refractometer WZ 981 is an ophthalmic diagnostic instrument used to measure the refractive error of the eyes. It is commonly found in optometry clinics, ophthalmology practices, and optical retail stores. The device automates the process of determining a patient’s prescription for eyeglasses or contact lenses.
Functionality:
- Refractive Error Measurement: Uses infrared light to assess how light is bent as it enters the eye, providing objective measurements for myopia, hyperopia, and astigmatism.
- Keratometry: Some models also measure the curvature of the cornea, which is useful for fitting contact lenses and diagnosing corneal conditions.
- Digital Display: The WZ 981 features a built-in LCD screen to display measurement results clearly.
- Joystick Control: Allows precise alignment of the device with the patient’s eye for accurate readings.
- Connectivity: Equipped with ports for data transfer to external systems or printers.
Usage:
The patient places their chin on the chin rest and looks into the device at a fixation target. The operator aligns the instrument using the joystick, and the device automatically takes readings within seconds. The results can then be used as a starting point for a subjective refraction test.
Advantages:
Fast and non-invasive
High accuracy and repeatability
User-friendly interface
Compact and ergonomic design


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