At 2:49 PM -0500 6/18/03, Lars Michael wrote:

I read the original statement again, while it may seem a bit misleading, I understand it now.

Here's a little table I use to "translate"
EV to camera settings:

EV in secs at ISO 100
---------------------

f/stop  1.0  1.4  2.0  2.8  4.0  5.6  8    11   22   32   64   128
------------------------------------------------------------------
EV-5    30"
EV-4    15"  30"
EV-3    8"   15"  30"
EV-2    4"   8"   15"  30"�
EV-1    2"   4"   8"   15"  30"
EV0     1"   2"   4"   8"   15"  30"
EV1     2    1"   2"   4"   8"   15"  30"
EV2     4    2    1"   2"   4"   8"   15"  30"
EV3     8    4    2    1"   2"   4"   8"   15"  30"
EV4     15   8    4    2    1"   2"   4"   8"   15"  30"
EV5     30   15   8    4    2    1"   2"   4"   8"   15"  30"
EV6     60   30   15   8    4    2    1"   2"   4"   8"   15"  30"
EV7     125  60   30   15   8    4    2    1"   2"   4"   8"   15"
EV8     250  125  60   30   15   8    4    2    1"   2"   4"   8"
EV9     500  250  125  60   30   15   8    4    2    1"   2"   4"
EV10    1000 500  250  125  60   30   15   8    4    2    1"   2"
EV11    2000 1000 500  250  125  60   30   15   8    4    2    1
EV12    4000 2000 1000 500  250  125  60   30   15   8    4    2
EV13         4000 2000 1000 500  250  125  60   30   15   8    4
EV14              4000 2000 1000 500  250  125  60   30   15   8
EV15                   4000 2000 1000 500  250  125  60   30   15
EV16                        4000 2000 1000 500  250  125  60   30
EV17                             4000 2000 1000 500  250  125  60
EV18                                  4000 2000 1000 500  250  125
EV19                                       4000 2000 1000 500  250
EV20                                            4000 2000 1000 500
EV21                                                 4000 2000 1000
EV22                                                      4000 2000
EV23                                                           4000

For other ISO speeds simply shift the left
column up (slower speed) or down (faster
speed) at one row per f/stop difference in
speed.

Of course,  this table doesn't consider
reciprocity failure.

...or the rather serious errors at f/22 and higher (f/16, 45 and 90 are skipped)


--
   *            Henning J. Wulff
  /|\      Wulff Photography & Design
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