With anti - blue lens, TV, projector are not afraid

 Development to today, home projector is not uncommon. A lot of people are building their own living room cinema, are entangled in the living room after all should not leave a TV? Televisions take up small space, but blue light hurts eyes; Projector covers an area of space big, trouble, but lesser to eye harm, how should choose after all?

In terms of usage scenarios, television has two main functions:

First, put it in the dining room and look at it while eating.

Two, before going to bed, lying in bed, casually watch TV programs.

In the living room, the projector is more direct to the big screen, you can connect to the PS4 to play games, you can also connect to the Blu-ray(Block Glasses) machine to watch movies, there is no need to install a TV in the living room.

But if there are elderly people living with the family, the living room TV is indispensable. Because the old man is still used to watching TV. So, the sitting room still stays not to leave TV after all, want to see your use habit and resident population situation in the home, cannot be generalized. You can buy Blue Light Glasses Prescription.

The light source of the LCD TV comes from a backlit lamp set. The light from the lamp shines through the LCD panel and into our eyes, so that we can see the picture. In other words, the eyes are looking directly at the light source. This is not the case with projection pictures. The bulb in the projector provides the light, and the light shines on the projection screen, and then the screen reflects the light(Light Blocking Glasses) into our eyes so that WE can see the picture.

So even if you watch a 75-inch TV, you'll feel more tired than a 120-inch projection. The main reason is direct light source injury eyes.

Also be this reason, chamber of commerce of TV manufacturer puts forward prevent blu-ray technology, so-called do not hurt an eye, and projector does not have this trouble.

In fact, wear anti - Buy Blue Light Glasses, you can choose!