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Guide No.
[Normal Flash]
Specifications
(At ISO 100
in
meters/feet)
FlashOutput
1/1
1/2
1/4
1/8
1/16 1/32
1/64
Guide No.
14.0/46.2
10.0/33 7.0/23.1 5.0/16.5
3.5/11.5
2.5/8.2
1.8/5.9
[High-Speed Sync (FP Flash)]
(At ISO 100 in meters/feet)
Shutter
Speed
(sec.)
1/125
1/160 1/200
1/250
1/320 1/400 1/500 1/640
Guide No. 7.9/26
7.6/25 7.2/23.7
6.8/22.4
6.2/20 5.5/18.1 4.9/16.1 4.4/14.5
Shutter
Speed
(sec.)
1/800
1/1000 1/1250
1/1600
1/2000
1/2500 1/3200 1/4000
Guide No. 3.9/12.8
3.5/11.5 3.1/10.2
2.7/8.9
2.4/7.9
2.217.2
1.9/6.2 1.7/5.6
Shutter
Speed
(sec.)
1/5000 1/6400 1/6000
Guide No.
1.5/4.9
1.4/4.6
1.2/3.9
* The above figures apply to
both
or only
one
flash tube firing at a
manual
flash
output of
1/1.
Camera's Flash-Related Exposure Warnings
Mode
Warning Indication
Description
Remarks
Max.
sync speed
The background
will
The
flash
exposure
setting
for
Aperture-priority display blinks.
be
overexposed.
the
subject
is
correct.
Changing
AE
the
aperture
may
stop
the
shutter
speed
display
from
blinking.
Minimum aperture The background will
Only
the
flash
exposure
setting
Shutter speed-
display blinks.
be overexposed.
for
the
subject
is
correct.
priority
AE
Maximum aperture The background will
display blinks. be underexposed.
Minimum aperture
The subject
is
too
Attach
a
neutral-density
(ND)
filter
Program
AE
display blinks. bright.
to
the
lens
to
reduce
the
amount
of
light.
received
by
the
camera.
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