Kenko Variable NDX - Exposure Values and Shutter Speed Chart

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Exposure Values Chart
The Variable NDX filter changes exposure values by rotating the front
element of the filter. In order to evaluate the correct exposure to use,
please refer to your camera’s built in meter. (Please note: The scale
position on the side of the filter is not proportional to the ND values).
ND values The amount of
light
Exposure value
(Stops)
Shutter speed
If the conversion
value of a shutter
speed is 1/125 sec.
ND2.5
ND4
ND8
ND16
ND32
ND64
ND128
ND256
ND450
1/2.5
1/4
1/8
1/16
1/32
1/64
1/128
1/256
1/450
1 1/2
2
3
4
5
6
7
8
8 1/2
1/50 sec.
1/30 sec.
1/15 sec.
1/8 sec.
1/4 sec.
1/2 sec.
1 sec.
2 sec.
3 sec.
NDX-Manual-F02 11.8.3 7:45 PM Page 9