Lighting source and endoscope
AssigneeBeijing Weston Asia-Pacific Opto-Electric Instrument Co., Ltd.
InventorsXiaohua Liu, Hong Li, Xiatian Wang
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Abstract
A lighting source and an endoscope are provided, and the lighting source is used for the endoscope. The lighting source includes a light-emitting diode (LED) chip and a substrate; the LED chip is arranged on and fixedly connected to the substrate, and is packaged into the lighting source; and the lighting source is circular ring-shaped or arc-shaped. The endoscope includes an endoscope tube; an objective lens, located at one end of the endoscope and at least partially located inside the endoscope tube; and the lighting source.
Claims15
An endoscope, comprising:
- an endoscope tube;
- an objective lens, located at one end of the endoscope and at least partially located inside the endoscope tube;
- and
- a lighting source, located at the end of the endoscope tube where the objective lens is provided,
- wherein the lighting source comprises a light-emitting diode (LED) chip and a substrate;
- the LED chip is arranged on and fixedly connected to the substrate, and is packaged into the lighting source;
- and
- the lighting source is circular ring-shaped or arc-shaped,
- wherein the objective lens comprises an inner surface,
- the inner surface faces an end of the endoscope tube opposite to the end where the objective lens is provided, and an edge of the inner surface is provided with a groove for mounting the lighting source.
A disposable rigid endoscope, comprising an endoscope tube;
- an objective lens, located at one end of the endoscope and at least partially located inside the endoscope tube;
- and
- a lighting source, located at the end of the endoscope tube where the objective lens is provided,
- wherein the lighting source comprises a light-emitting diode (LED) chip and a substrate;
- the LED chip is arranged on and fixedly connected to the substrate, and is packaged into the lighting source;
- and
- the lighting source is circular ring-shaped or arc-shaped,
- wherein the LED chip is a semiconductor die,
- wherein at least two LED chips are arranged on the substrate with a wire connected between the at least two LED chips, and the at least two LED chips, the wire and the substrate are packaged into a circular ring-shaped or arc-shaped package.
Dependencies are inferred from the claim text.