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