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The dimmable track light is a track light with adjustable illumination angle. 1. A lamp body, a power supply box and a connector arranged on the power supply box, the connector is used to match the track on the ceiling 2. The lamp body and the power supply box are hinged by a pivot, the lamp body comprises a heat sink, a light source assembly, an optical lens, a spring, a dimming ring and a face ring 3. The top of the heat sink has a receiving cavity, the light source component is fixed on the bottom surface of the receiving cavity, and the optical lens is located above the light source component and supported by the spring in the receiving cavity 4. The dimming ring is disposed on the optical lens and is provided with an external thread connected to the internal thread of the face ring, and the face ring is fixed to the top port of the receiving cavity.