Operation Manual

5
Measurement
I
Aperture Value & Shutter Speed Value, EV Contrast Table
EV=AV+TV
(At ISO100)
１ ２ ３ ４ ５ ６ ７ ８ ９ １００
１ ２ ３ ４ ５ ６ ７ ８ ９ １０ １１
２ ３ ４ ５ ６ ７ ８ ９ １０ １１ １２
３ ４ ５ ６ ７ ８ ９ １０ １１ １２ １３
４ ５ ６ ７ ８ ９ １０ １１ １２ １３ １４
５ ６ ７ ８ ９ １０ １１ １２ １３ １４ １５
６ ７ ８ ９ １０ １１ １２ １３ １４ １５ １６
７ ８ ９ １０ １１ １２ １３ １４ １５ １６ １７
８ ９ １０ １１ １２ １３ １４ １５ １６ １７ １８
９ １０ １１ １２ １３ １４ １５ １６ １７ １８ １９
１０ １１ １２ １３ １４ １５ １６ １７ １８ １９ ２０
1.0 1.4 2.0 2.8 4.0 5.6 8.0 11 16 22 32
1s
1/2
1/4
1/8
1/15
1/30
1/60
1/125
1/250
1/500
1/1000
０ １ ２ ３ ４ ５ ６ ７ ８ ９ １０
ＡＶ
ＴＶ
０
１
２
３
４
５
６
７
８
９
１０
S
Horizontal axis is for aperture values and the vertical axis is for shutter
speed values. The numbers on gray field are EV values.
18