在MTF文本中可以以看到,但不知道怎么提取出来 EIy]qAE:f
FIELD (X,Y)=( 0.00, 0.61)MAX, ( 0.00, 65.00)DEG .YnP%X=
RELATIVE ILLUMINATION = 45.0 PER CENT )Gu0i7iN
ILLUMINATION (UNIT BRIGHTNESS) = 0.022769 .x\/XlM
DISTORTION = -16.31 PER CENT %Q>~7P
RELATIVE ILLUMINATION = 45.0 PER CENT 850.0 NM 1 1180 "^e}C@
ILLUMINATION (UNIT BRIGHTNESS) = 0.022769 830.0 NM 1 1236 oho AUT
DISTORTION = -16.31 PER CENT