Patent ID: 7041054

Claim:
A viewing tube for use as an endoscope or stroboscope that includes an LED illumination source comprising: a straight, elongated, rigid hollow outer tube; a coaxial smaller inner tube; one or more optical lenses disposed within said inner tube forming an optical path allowing human observation from a proximal end of said tube to a distal end of said tube; an eyepiece for human observation mounted at the proximal end of said tube; an LED light housing including an LED light source mounted within said LED light housing; a mounting block for mounting said LED light housing substantially perpendicular to said elongated rigid tube; a fiber optic bundle having a first end abutting said LED light source to receive light for transmission there through, said fiber optic bundle having a portion connected and surrounding said inner tube and said lens optical path within said inner tube, said fiber optic bundle having a second light emanating end mounted at the distal end of said tube for an illumination pattern emanating from the distal end of said tube; wherein a portion of the first end of the fiber optic bundle that covers a surface of the LED light source and has a hemispherical concave shape; and a power source connected to said LED light source for providing electrical power for illuminating said LED light source.