Forer reflex mirror
Special for ear, nose and throat.
Wearing and pairing of forehead
Dai Jing:
① Before wearing a mirror, adjust the tightness of the double -ball joints to make the mirror flexibly rotating in any position, and it will not fall down.
② Adjust the forehead ring to the size of the head circumference, wear the mirror on the head, pull the double spherical joints straight, the mirror surface is parallel to the forehead, and the mirror holes are facing the inspector's left or right eye when looking at the inspector.
Light source:
① Similar to the mirror mirror surface;
② Slightly higher than the ears of the subject;
③ 10-20 cm from the head of the inspector.





