LED

A LED is made up of the positive and negative pins and LED chip connected to the pins with a concave at the up end of the negative pin to be mounted with the LED, in which the up end of its positive pin is connected bya wire with a LED chip in the negative concave. The characteristic is to contains also can cylindrical plastic gel adhering the up end of the position and negative pin and the chip with a convex arc face at the top convex of the said column. The outside diameter of which is 8 mm, height is 4 mm, the arc radius of the convex arc is 5 mm, stonting angle is 38 deg and the ending angle is 142 deg.