LED TUBE LAMP

摘要

An LED tube lamp having LED light sources, a lamp tube, end cap, power supply, a reflective film layer and an LED light bar is disclosed. The LED light bar is a bendable circuit sheet. One end of the lamp tube is attached to the end cap; a power supply disposed in end cap and the LED light bar is disposed inside lamp tube. The end cap includes an electrically insulating tubular part, sleeved with the end of the lamp tube and a magnetic metal object disposed between an inner circumferential surface of the electrically insulating tubular part and the end of lamp tube. The reflective film layer is disposed on inner circumferential surface of lamp tube, and occupying a portion of inner circumferential surface of lamp tube along circumferential direction thereof. LED light sources are disposed above or adjacently to one side of reflective film layer.

主权项

1. An LED tube lamp, comprising:
a lamp tube, having an LED light bar disposed inside the lamp tube with a plurality of LED light sources on the LED light bar; and a reflective film layer; wherein the reflective film layer is disposed on an inner circumferential surface of the lamp tube, and occupying a portion of the inner circumferential surface of the lamp tube along a circumferential direction of the lamp tube, and a length of the reflective film layer extending along the inner circumferential surface of the lamp tube and a circumferential length of the inner circumferential surface of the lamp tube are at a ratio of 0.3 to 0.5 with a reflectance of the reflective film layer exceeds 85% and an average thickness of the reflective film layer is between 140 μm to 350 μm.