Ophthalmic Instruments - Vision Charts
Showing all 5 results
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Ophthalmic Instruments - Vision Charts24Inch LED Vision Chart
1.Super thin and light design, high definition scheme, The professional digital picture processing technology, fast switching, easy to operate.
2.Measuring accuracy with the distance from 2.0m to 6.5m and the smallest step 0.1m.
3.Offering single display function, which includes eight rows and three lines charts.
4.Offering fully charts, which includes the total forty-five charts: International C word, International E word, Children,Figures, Astigmatism, Binocular balance and so on.
5.Sitting type installation & Wall-hung type installation both available, which enable the installation convenient and maintenance easy.
6.High resolution LED screen and small dot pitch(0.294mm) adopted, which ensure the clear image seen.
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Ophthalmic Instruments - Vision Charts3 Meter LED Vision Chart
Business Type Exporter, Supplier, Distributor
Country of Origin India
Type Vision Charts
Feature Light Weight -
Ophthalmic Instruments - Vision Charts6meter LED Vision Chart
Business Type Exporter, Supplier, Distributor
Color White
Brand Name Matronix
Size 6 meter -
Ophthalmic Instruments - Vision ChartsAlphabets Eye Vision Chart
An A/C/E chart paper refers to a specific type of paper used in medical and scientific contexts, particularly in electrocardiography (EKG or ECG) and fetal monitoring. Here’s a breakdown of what each component typically represents:
A: The ‘A’ usually stands for ‘Amplitude’. In EKG/ECG charts, amplitude refers to the height of the waveform, which corresponds to the electrical activity of the heart muscles. It indicates the strength of the electrical signal generated by the heart.
C: The ‘C’ stands for ‘Calibration’. Calibration refers to the scale or grid on the paper that helps measure time and voltage (amplitude) accurately. It ensures that the recorded data is correctly interpreted in terms of timing and magnitude.
E: The ‘E’ stands for ‘Electrode’. Electrodes are the sensors attached to the patient’s skin to detect and transmit the electrical signals from the heart or other physiological processes. The placement of electrodes is crucial for accurate data collection.
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Ophthalmic Instruments - Vision ChartsNear Vision Chart Book
The “Near Vision Book” is a concise guide focusing on visual acuity and clarity in close-range tasks. It addresses common vision challenges, offers practical tips for improving near vision, and may include exercises for eye health. This book is beneficial for individuals seeking to enhance their reading and close-up work performance.