Patent ID: 8872211

Claim:
An element-connecting board comprising: a lead frame for allowing a light emitting diode element to be connected to one side thereof in a thickness direction, which is provided with a first lead and a second lead disposed with a space from the first lead, and a first insulating resin portion which is light reflective and fills the spaces, wherein a thickness of the first insulating resin portion is substantially the same as the thickness of the lead frame, the first lead integrally includes: a plurality of first linear portions which are disposed in alignment at spaced intervals to each other and extend in a direction perpendicular to an alignment direction of the plurality of first linear portions; and a first connecting portion which extends in the alignment direction and connects end portions on one side of the plurality of first linear portions, the second lead integrally includes: a plurality of second linear portions which are disposed in alignment at spaced intervals to each other and alternately with the plurality of first linear portions in the alignment direction and extend parallel to the plurality of first linear portions; and a second connecting portion which extends in the alignment direction and connects end portions on another side, which is opposite to the one side, of the plurality of second linear portions, the first connecting portion is disposed at a spaced interval from the first insulating resin portion on the one side, the second connecting portion is disposed at a spaced interval from the first insulating resin portion on the other side, end portions on the other side of the plurality of first linear portions are spaced apart from the second connecting portion, and end portions on the one side of the plurality of second linear portions are spaced apart from the first connecting portion.