EN-12
ENGLISH
Continuous Use
Using the fl ash many times in quick succession can cause overheating
that may damage the fl ash. It is recommended that you turn off the
fl ash for ten minutes after about ten consecutive shots.
Specifi cations
Power zoom
Adjusted automatically on signal from camera
Can be adjusted manually by pressing zoom button
Color temperature
Approx. 5,600 K when fi red at full power
Batteries
Four AA lithium, alkaline, or NiMH batteries
Operating temperature
0
°
C to 40
°
C/32
°
F to 104
°
F
Dimensions
(H × W × D)
Approx. 116 mm × 64 mm × 102 mm/
4.6 in. × 2.5 in. × 4.0 in.
Weight
Approx. 260 g/9.2 oz., excluding batteries
Q
Specifi cations subject to change without notice.
■
Guide Number (ISO 100, m)
Lens focal length in mm (35 mm format/APS-C)
Lens focal length in mm (35 mm format/APS-C)
24/16
24/16
28/19
28/19
35/24
35/24
50/34
50/34
70/48
70/48
85/58
85/58
105/70
105/70
Power
Power
ratio
ratio
11
//
11
27
30
32
35
38
40
42
11
//
22
19
21
23
25
27
28
30
11
//
44
14
15
16
18
19
20
21
11
//
88
10
11
11
12
13
14
15
11
//
16
16
7
8
8
9
10
10
11
11
//
32
32
5
5
6
6
7
7
7
11
//
64
64
3
4
4
4
5
5
5
■
Working Range (ISO 100, m)
Lens focal length in mm (35 mm format/APS-C)
Lens focal length in mm (35 mm format/APS-C)
24/16
24/16
28/19
28/19
35/24
35/24
50/34
50/34
70/48
70/48
85/58
85/58
105/70
105/70
Aperture
Aperture
f/2
f/2
13.5
15
16
17.5
19
20
21
f/4
f/4
6.8
7.5
8
8.8
9.5
10
10.5
f/8
f/8
3.4
3.8
4
4.4
4.8
5
5.3
f/16
f/16
1.7
1.9
2
2.2
2.4
2.5
2.6
f/32
f/32
0.8
0.9
1
1.1
1.2
1.3
1.3
f/64
f/64
0.4
0.5
0.5
0.5
0.6
0.6
0.7
■
Battery Life and Recycling Time
Number of uses (full power)
Number of uses (full power)
Recycling time (full power)
Recycling time (full power)
AA alkaline batteries ×4
AA alkaline batteries ×4
Approx. 220
Approx. 3.5 s
AA NiMH batteries ×4
AA NiMH batteries ×4
Approx. 240
Approx. 3.0 s
R
Battery life measured using fresh batteries manufactured within the previ-
ous three months. The number of uses is the number of times the fl ash can
be fi red at intervals of 30 seconds; the count ends when the ready lamp
takes more than 30 seconds to light.
R
The recycling time is the time needed after the fl ash fi res for the ready lamp
to light, as measured under the conditions described above.
Summary of Contents for EF-42
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