在MTF文本中可以以看到,但不知道怎么提取出来 #c"eff
FIELD (X,Y)=( 0.00, 0.61)MAX, ( 0.00, 65.00)DEG %,>z`D,Hg
RELATIVE ILLUMINATION = 45.0 PER CENT X>q`F;W
ILLUMINATION (UNIT BRIGHTNESS) = 0.022769 .sMs_ 5D
DISTORTION = -16.31 PER CENT Z\&f"z?L
RELATIVE ILLUMINATION = 45.0 PER CENT 850.0 NM 1 1180 sI ,!+
ILLUMINATION (UNIT BRIGHTNESS) = 0.022769 830.0 NM 1 1236 C2
N+X (
DISTORTION = -16.31 PER CENT