Seeking the movie name ~ End of the World illustrated foreign film, the woman locked into the room secret room, you can see through the mirror outside the situation

In the movie or the police can only see from the side of the mirror is what the other side of the ordinary mirror

When the outdoor than the room bright, one-way perspective glass and ordinary mirror similar to the outdoor can not see the indoor scene, but the room can see the outdoor scene And when the room is darker than the room, the outdoor can see the indoor scene, and the room can also see the outdoor scene, its clarity depends on the intensity of outdoor illumination One-way perspective glass is mainly used for concealed observation window, double cutting and jumping and nepusu The product can be used in public security bureau, detention center, prison, court, karaoke OK, office, kindergarten, psychiatric hospital and other special places

The problem of "human nature" can be understood as: human instinct, desire.

So that the direction of the enemy board to the opposite. Someone else's time to use this can be used to delay the time `!