Many customers actually do not understand the LED display, most people can only be introduced through the seller to understand the product, the customer’s own ability to distinguish the advantages and disadvantages of LED display is very poor. So there is, customers understand the difficult, difficult to introduce the phenomenon of the dilemma of business, how to break? Today we will give customers a trick, a variety of practical knowledge and skills to get, read it so that you know LED display in seconds.
The first move: refresh rate, shoot out
With a smartphone, against the lit LED display, there are strips of water ripple phenomenon, indicating that the refresh rate is relatively low.
Second trick: consistency, see out
Watch the display of the lit screen to see whether the screen display is uniform, the presence of color blocks, indicating poor consistency.
The third trick: argue grayscale, look at the gradient
Open the gray detection tool (generally sellers have), see whether the gray gradient is smooth, to the right than to the left bright for normal, and vice versa, indicating that there are problems with the gray scale.
Fourth trick: brightness, suitable for good
LED display is not the brighter the better, outdoor non-sunny choice of brightness ≥ 4000cd / ㎡, outdoor sunny choice of brightness ≥ 5000cd / ㎡, indoor pursuit of low bright high gray ≥ 600cd / ㎡ can be.
The fifth move: approach and see the ghost
Open the detection tool (generally sellers have), close up to see whether the display screen ghosting, the existence of ghosting phenomenon of the screen does not look clear picture.
