Touch Panel Test Results

01/03 haijun
Linearity is a very important parameter to distinguish whether a touch is good or not, now let’s do some drawing tests:
(1) Drawing straight lines
LCD Controller Board & Touch Panel & LED auto lights LCD Controller Board & Touch Panel & LED auto lights
Imperfect Linearity Perfect Linearity   
(2) Drawing circles
 
LCD Controller Board & Touch Panel & LED auto lights LCD Controller Board & Touch Panel & LED auto lights
Imperfect Linearity Perfect Linearity
(3) Drawing curved lines
LCD Controller Board & Touch Panel & LED auto lights LCD Controller Board & Touch Panel & LED auto lights
Imperfect Linearity Perfect Linearity 
From the above pictures, what can you find out? Right, obviously the left ones look not as good as the right ones. The left ones are those we called “low quality” with imperfect linearity, which we never sell to our customers, but some other sellers do. The right ones (with perfect linearity) are what we are selling now. We know clearly that customer’s satisfactions can make us develop. We hereby promise to sell good ones to our customers. Please be assured and enjoy your bidding!       

 

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