When the mall was holding promotions, I personally saw the manager on duty jumping anxiously in front of the large LED screen - the discount information was so crowded that customers in the back row couldn't see clearly. It's like a novice who adjusts the font size too small when making a PPT, and the audience can only stare. Today we are chatting about this matter. How should we adjust the words on the LED screen appropriately?

//dividing line//

​​Three golden rules for on-site commissioning​​

1. ​​Distance determines font size​ ​: There is a simple formula——​ ​For every 10 meters of increased viewing distance, the font size will be enlarged by 1 inch.​ ​. For example, for a basketball court fence screen, if the nearest auditorium is 8 meters away, the minimum font size must be 8 inches (about 20 cm high). Last year, a sports event scoreboard caused a joke because the designer used the wrong sight distance conversion table.

2. ​​Dynamically adjust black technology​ ​: Now high-end control systems can​ ​Automatically identify content types​ ​. For example, promotional advertisements automatically increase price numbers, and program guides maintain standard font sizes. Actual measurement data shows that this intelligent adjustment can increase information transmission efficiency by 40%.

3. ​​Contrast life-saving clause​ ​: Can it be seen clearly on a dark blue background with white characters? It may become completely burnt if placed outdoors in the sun. Remember this combination——​ ​Bright yellow characters + dark gray background​ ​, has the highest recognition in strong light environments, and saves 18% of power than the conventional black and white combination.

//dividing line//

​​Design-side pit avoidance guide​​
• Never use the fonts that come with Windows, as Song and Kai fonts will look blurry on the LED screen. ​ ​Give priority to sans-serif fonts such as Siyuan Heibo and Din.​ ​, strokes with uniform thickness are more popular
• Be sure to add two sketch-like edges to the edge of the text, especially red text with a white border. A certain shopping mall suffered a setback with its Valentine's Day advertisement, which had a red heart pattern with red letters and looked like a ball of paste at night.
• Don’t play tricks with dynamic text. There is a restaurant’s marquee menu that uses wavy animation that almost makes customers look cross-eyed. ​ ​The horizontal scrolling speed should not exceed 0.3 meters/second​ ​, which is the ultimate speed at which the human eye can read

//dividing line//

​​Ask and answer practical questions​​
Q: Do I need to remove the module to change the font size of the installed screen?
A: Not at all! Now the control system can​ ​Modify display parameters remotely​ ​. Last week, I helped a gym adjust the class schedule. The coach enlarged the font size by swiping twice on his phone, which was much more convenient than finding a ladder to climb up.

Q: How to deal with multi-language content?
Arabic is written from right to left, Thai font is circled - in this case​ ​Reserve 30% white space​ ​. A shopping mall signage in Dubai encountered a problem. After the English was converted to Arabic, the text overflowed the screen, and the temporary redoing delayed the opening.

Q: How to respond to emergencies?
Remember this shortcut key combination:​ ​Ctrl+Alt+arrow keys↑​ ​. This is the emergency magnification key of most control systems, and can be used immediately when there is an emergency notification. Last year's typhoon warning relied on this method to amplify evacuation instructions three times.

//dividing line//

​​Exclusive data revealed​​
Conclusions drawn after testing hundreds of screens——​ ​Every time the font size is reduced by one level, the number of customer service inquiries increases by 25%.​ ​. Especially for medical institution call screens, keeping the font size above 28pt can reduce repeated inquiries by 50%. Now you know why there are always people around the screen in some office halls, right? It’s all because of the small characters!

for more product information and pricing, please contact us .