Patent ID: 8520201

Claim:
An optical signal inspection device, comprising: a housing having a receiving space defined therein and a fiber cable holding area defined thereon; a diagnostic unit having a plurality of light-emitting diodes (LEDs) disposed in the receiving space; an optical specimen holder disposed in the receiving space corresponding to the fiber cable holding area, the optical specimen holder having an upper jaw member and a lower jaw member configured to retain a fiber cable for diagnosis, wherein a curved protrusion is formed on the upper jaw member, wherein a complementary concaved portion is formed on the lower jaw member, and wherein the LEDs are disposed on the lower jaw member; a light shielding module having a main body and a pair of lateral shielding members arranged thereon disposed in the receiving space, wherein two side portions are formed on the lower jaw member in correspondence to the lateral shielding members; and a guiding unit disposed in the receiving space and extending out of the housing, the guiding unit being secured to one of the upper jaw member and the lower jaw member to enable manipulation of the closure of the jaw members toward each other for retaining the fiber cable.