Patent ID: 8746907

Claim:
A fluorescent tube type LED lamp comprising: an elongated lamp body that has a largest dimension in a longitudinal direction thereof; a light source substrate mounted on the lamp body; a light transmissive cover attached to the lamp body; and an LED unit mounted on the light source substrate such that the LED unit extends in the longitudinal direction of the lamp body, wherein the LED unit comprises a plurality of LED chips and a transparent encapsulant encapsulating the LED chips, wherein the LED chips are mounted on the light source substrate, wherein the encapsulant is molded such that the encapsulant is raised from the light source substrate, wherein the LED unit radiates light from an entire surface of the encapsulant in an angular range including a region lateral to the lamp body, wherein space is provided between the encapsulant and the light transmissive cover, and wherein each of the LED chips emits ultraviolet light or near ultraviolet visible light, and the encapsulant contains a plurality of types of phosphors to wavelength-convert the light emitted by each of the LED chips to white visible light.