The reflector located at the bend portion of the reflection board can form {HEAD ~ a narrow light distribution} having {TAIL ~ a maximum brightness} at a central portion 
having
The reflector located at the bend portion of the reflection board can form { HEAD ~ a narrow light distribution } having { TAIL ~ a maximum brightness } at a central portion
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH