GE Brivo OEC 715 - Page 234

Calibration
4-23
Good Image: ABC mode, manual exposure
mode, in 60KV, 1.1mA, there is NO black margin
in circular mask ring
Good Image: None_ABS and None_ABC,
manual exposure in 60KV, 1.1mA with contrast
in 65 and rightness in 40, there is NO black
margin in circular mask ring.
Difference of two reading scales between display mark and light image margin in image
area 1/3, for Brivo OEC 865 system shall be ≤1scale of display mark, for Brivo OEC
715/785 shall be <6 scales of display mark.
Difference of two reading scales between display mark and light image margin in image
area 2/4, for Brivo OEC 865 system shall be ≤1scale of display mark, for Brivo OEC
715/785 shall be <6 scales of display mark.
Good
Good
Circular Mask
Circular Mask
1
2
3
4
1
2