Nikon 120ED Repair Manual - Page 69

Standard, judgment, Method, tools, Speed, light, FULL:G, Fresh, battery, 28mip, Tele:1.13

Page 69 highlights

FCA45001 - R. 3498 . A Speed light Item Standard of judgment Method and tools Guide number Perform charging with a fresh battery for 18 seconds, Fresh battery ( ISO 100 • m) flash the speed light within 1 second and measure the Speed light guide number. FULL:G No. 14±0.4E V meter Perform release continually in 2 times/sec under the Standard uncharged condition and obtain the minimum value by reflection plate flashing 3 times. NL I : G No. 9.9 or more Stop watch Speed light • Angle of view for picture: -1EV or less division • The positive side must not have a disturbance of characteristics 0.3EV or more. (Wide end and • There should be no extreme unevenness in the light 2m at the distribution. optical axis Aide; 28mip center) Up Down Left Right - lEV or less 18° 19.5° 25° 25. 5° Finder Color temperature 5900+300° K Color thermometer Recycling time • Within 8 seconds at initial 4th flash Diopter Distant view (for both Wide and Tele) Diopter Negative stopper position: -1.5 Dpt or less telescope Field of viewfinder Positive stopper position: +1.5 Dpt or more • When distance is 3m Scale Chart In the up-and-down, and right-and-left directions, 75% Projector or more and less than 100% Only for panorama size In the up-and-down direction, 66% or more and less than 100% (Standard 13.3mm) Magnification W i de:0.44 times± 0. 066 times Tele:1.13 times+ 0.16 times - R 3 • Zoom 120 ED -

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FCA45001
-
R.
3498
.
A
Item
Standard
of
judgment
Method
and
tools
Speed
light
Guide
number
(
ISO
100
m
)
Perform
charging
with
a
fresh
battery
for
18
seconds,
fl
ash
the
speed
light
within
1
second
and
measure
the
guide
number.
FULL:G
No.
14±0.4E
V
Perform
release
continually
in
2
times/sec
under
the
uncharged
condition
and
obtain
the
minimum
value
by
fl
ashing
3
times.
NL
I
:
G
No.
9.9
or
more
Fresh
battery
Speed
light
meter
Standard
reflection
plate
Stop
watch
Speed
light
division
characteristics
(Wide
end
and
2m
at
the
optical
axis
center)
Angle
of
view
for
picture:
-1EV
or
less
The
positive
side
must
not
have
a
disturbance
of
0.3EV
or
more.
There
should
be
no
extreme
unevenness
in
the
light
distribution.
Aide;
28mip
Up
Down
Left
Right
lEV
or
less
18
°
19.5°
25°
25
.
Color
temperature
5900+300
°
K
Color
thermometer
Recycling
time
Within
8
seconds
at
initial
4th
flash
Finder
Diopter
Distant
view
(for
both
Wide
and
Tele)
Negative
stopper
position:
-1.5
Dpt
or
less
Positive
stopper
position:
+1.5
Dpt
or
more
Diopter
telescope
Field
of
viewfinder
When
distance
is
3m
In
the
up-and-down,
and
right
-and
-left
directions,
75%
or
more
and
less
than
100%
Only
for
panorama
size
In
the
up-and-down
direction,
66%
or
more
and
less
than
100%
(Standard
13.3mm)
Scale
Chart
Projector
Magnification
W
i
de
:
0
.
44
times
±
0
.
066
times
Tele:1.13
times+
0.16
times
R
3
Zoom
120
ED