Mouth mirror:-Concave mirrors used by dentists because at a short range (object distances less than the focal length) they produce magnified, upright images.
It is useful to have a magnified image of a tooth when you're looking for or repairing cavities, cracks, or other abnormalitiesProbe:- It is an instrument commonly used in the dental armamentarium.
It is usually long, thin, and blunted at the end.
The primary purpose of a periodontal probe is to measure pocket depths around a tooth in order to establish the state of health of the periodontium.
Tweezers:- commonly used for retrieving objects from the mouth or placing objects into the mouth with somewhat similar functions with forceps.