New Time
Std. Time
=
(
Std. N.A.
New N.A.
)
2
x
(
New Mag.
Std. Mag.
)
2
x
(
Old ISO
New ISO
)
▼
▲
Standard
Time
Time
▼
Standard
N.A.
N.A.
▼
Std. Mag.
▼
Old ISO
?
Calculated
Exposure Time
Exposure Time
▼
New
N.A.
N.A.
▼
New Mag.
▼
New ISO
=
x
(
)
2
x
(
)
2
x
(
)