For endoscopy and endoscopic surgery in the tracheo-bronchial tree. Ergonomic design of control section eases operation regardless of hand size. Control layout permits left-hand direction of most operations. Advanced optical system includes 120-degree field of view and improved depth of field. Efficient valves and procedures streamline operation. Wide variety of compatible accessories includes snare and coagulation electrode for electrosurgery. All accessories are either autoclavable or disposable.