Sloan Chart with Red Green Bar Visual Acuity Test 6m / 20ft
Sloan optotypes are highly calibrated to a 5×5 grid. This grid helps to create a uniform difficulty throughout the 10 optotypes. Each optotype takes up a similar space and creates a uniform blur when they are out of a patient’s visual acuity range. This is an essential factor that makes Sloan optotypes so reliable and accurate in visual acuity testing. Distance Eye Chart for vision testing at 20 Feet Visual acuity range 20/100 to 20/16.
₹367.50₹525.00
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52 in stock
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