According to American Association Of Endodontics, dental microscope is useful tool for Endodontist in diagnosis and clinical procedure,such as identifying caries, insufficient crown or restorative filling margins , assessing craze or fracture lines. Also, During root canal therapy, magnification and illumination provided by the operating microscope aids with access cavity, removal of pulp chamber calcifications, treatment of calcified canal , locating of root canal orifices, identification of cracks and fracture lines ,and the treatment of internal/ external resorptions or perforation repairs . The identification of canal bifurcations and treatment of dental anomalies, such as dens invaginatus, or fused teeth. In endodontic retreatments, the microscope is helpful in identifying and removing left materials, such as sealer remnants, pastes or gutta percha , silver points and carrier-based materials, posts or fractured instruments. In surgical endodontics, microscope makes a huge difference in clinical procedure in the recent years . All steps of endodontic microsurgery are carried out under varying degrees of magnification include flap preparation, bone removal, identification of root apices, root-end resection, inflammatory tissue removal, root-end preparation, root-end filling then suturing.