A novel method of evaluating large mode area fiber design by brightness factor
*
Zhang Hai-Tao
a)†
, Chen Dan
b)
, Ren Hai-Cui
a)
, Yan Ping
a)
, Gong Ma-Li
a)‡
The firt HOM discrimination and the brightness factor γ versus d/Γ with d
core
= 51 μm.