First, repeat printing With UV printer repeated printing 10 times "Well" word, all printed out with 40 times times the magnifying glass to view, if there is no overlap, indicating that the machine's position accuracy is a problem, if all coincide, indicating that the machine's position accuracy is very high, at the same time we can also see whether the printed words are as clear, if there is a shadow situation, It shows that the UV printer has vibration when it is working, the vibration makes the machine's nozzle in the printing error, the purchase of such a UV flat printer printing products will have a high scrap rate.
Second, print small characters By printing the Word No. 3rd on the entire layout of A4 paper, each word has no shadow, printing is very clear that the printing accuracy is high, we can also test the accuracy of the universal printer by printing the blue color first, first print a dot with blue ink, and then print red on the basis of the blue dots, Then still use 40 times times the magnifying glass to view, do not see the blue traces at all, it shows that the universal printer is of good precision.
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