An endoscope comprising a camera handle used to fix the camera lens and a wired connector; the camera handle comprises of an outer shell, an end cap and an inner shell; an sensing element is provided inside the inner shell; a lens group is provided between the sensing element and the end cap; the inner shell is fixedly connected with the outer shell through assembling components; the outer shell is fixedly connected with the inner shell through fixing components; a light hole corresponding to the position of the sensing element is cut in the middle of the end cap. The present invention has following advantages: The inner shell is inside the outer shell; both the inner shell and the outer shell are fixedly connected with the end cap; overall sealing, waterproof and dustproof performances of the camera handle are excellent; the removable waterproof cover is provided at the end of the sleeve; the elastic sealing ring is provided between the waterproof cover and the assembling tube; the connector is in a sealed space and protected from being damaged by penetrated disinfectant; with excellent waterproof performance and safe use, the wired connector is suitable for medical equipment.