Every year on June 6th is China's National Day of the Eye, Cool Open chose to launch an eye-protective Blu-ray Education TV 55A3 eye-protection TV on this day. Actually, many TVs on the market have eye-protection function. However, when the eye protection mode is enabled, the picture will be distorted, yellowish, and it will affect the viewing effect. How does Coolo 55A3 prevent Blu-ray? Let's take a look at the specific performance of this TV.