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The EVS-1800 Vision Screener is a hand held auto refractometer designed for clinicians to quickly detect vision abnormalities on patients from 6-month old to adults. The vision screening machine can screen both eyes at once from a distance of 1 meter. Once the pupils are in focus, the device will start to calculate automatically and deliver results within 1 second. The touch screen allows users to operate conveniently like using a smartphone. Rapid detection of the vision screening machine can effectively reduce the pressure of patients and shorten the examination time, clinicians can easily scan children or uncooperative patients.
| Measuring Mode | Binocular / Monocular |
| Measuring Time | 1s |
| Automated Distance Sensing | 1000mm±50mm |
| SPH | Range：-9D~+7D Resolution：0.25D/0.01D Accuracy：±0.5D |
| CYL | Range：0D~3D Resolution：0.25D/0.01D Accuracy：±0.5D |
| Axis | Range：0~180° Resolution：1° Accuracy：±5° |
| Pupil Size | Range：4.0~9.0mm Accuracy：±0.1mm |
| Pupil Distance | Range：30~80mm Accuracy：±1mm |
| Fixation Target | Sound and flashing light |
| Working Time | 5 hours |
| Data Transfer | WIFI |
| Screen | 4.3” full LCD touch screen |
| Charging Port | USB |
| Power Supply | 18650 Li-lion battery×2 , Voltage：3.7V , Current≥ 3400mAh |
| Targeted Patient | from 6-months infant to adults |
| Weight | 800g |
| Power Adaptor | Power Supply：~100-240V，50/60Hz，35VA Output：5V，2A |
The EVS-1800 vision screener, functioning as a portable handheld auto refractometer and children's auto refractometer, accommodates the needs of various age groups, simplifying the examination process. Discover a vision screener that meets all your requirements.
Our EVS-1800 vision screener is versatile and suitable for use in various settings. Doctors can utilize this device to screen and detect a wide range of conditions, including:
• Myopia (nearsightedness)
• Anisometropia (unequal refractive power)
• Hyperopia (farsightedness)
• Strabismus (eye misalignment)
• Astigmatism (blurred vision)
• Anisocoria (unequal pupil size)
As previously mentioned, the EVS-1800 vision screener provides clear and actionable results within 1 second, ensuring objectivity and ease of interpretation. Its rapid and comprehensive assessment facilitates timely detection of irregularities and enables prompt recommendation of suitable treatment options. Integrated with a patient management system, the device allows doctors to efficiently manage patient records, images, and collected data. Additionally, test results can be quickly printed via Wi-Fi or Bluetooth connectivity.
The EVS-1800 vision screener you select should deliver clear and informative examination results. While high accuracy and speed are crucial, they are meaningless if the results are unclear or uninformative. Without clear results, identifying irregularities and recommending appropriate treatment approaches to patients becomes challenging. Therefore, it is vital to choose a vision screener that consistently provides accurate, clear, and useful results.
All in all, our EVS-1800 vision screener, which is regarded as the best assistant to doctors, is your best choice. We are constantly dedicated to providing advanced and easy-to-use devices to satisfy our customers' special needs. With the ability of rapid detection, EVS-1800 vision screener is your trustworthy partner to enhance your working efficiency.
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