Technical data – LEICA SF 40 Flash User Manual
Page 49

EN
47
TECHNICAL DATA
Guide number
see table inside back cover
Flash modes
A
and
TTL
with automatic TTL flash exposure
compensation,
M
,
Sd
,
Sf
with fixed flash output level, for
permanent light
Flash exposure compensation
±2
EV in 1/2
EV increments
(with
TTL
), (Video)
Manual output levels
1/1
-
1/256
(with
M
,
Sd
,
Sf
)
Flash duration
1/800
s with full energy (with
M
,
Sd
,
Sf
), 1/800
- 1/20000
s with automatic (with
A
,
TTL
)
Video light duration
approx. 3.5 hours with fresh batteries and
maximum brightness
Color temperature
approx. 5600
K with full output
ISO range
ISO 50 to ISO 50000
Number of flashes/flash recycle time
(min.-max., depending
on battery type and flash mode)
220-1700/0,1-4
s
Illumination of the zoom reflector
for 24/28/35/50/
70/80/105
mm. Setting displayed by the color in which a LED is
set, from 16
mm with integrated wide-angle di
ff
usion head,
depending on flash mode automatic or manual setting
Pivot ranges/engaging positions of the reflector head
Vertical: 45°, 60°, 75°, 90°
Horizontal in both directions: 30°,60°, 90°, 120°, 150°, 180°
AF auxiliary lamp
Automatic activation, working range approx.
0.7 - 5
m
Special functions
HSS flash with fast shutter speeds (with
appropriately equipped cameras), high-speed flash synchronization;
synchronization to the start or the end of the exposure, low-speed
flash synchronization, reduction of red-eye e
ff
ect (with appropriate-
ly equipped cameras, to be set there), wireless flash with firing by
light pulse from lead flash unit for firing with or without preflash
Power supply
Alkaline-Manganese batteries 1.5
V, type IEC LR6
(AA/Mignon), or Lithium batteries 1.5
V, type IEC FR6 (AA/
Mignon), or Nickel-metal-hydride rechargeable batteries 1.2
V, type
IEC HR6 (AA/Mignon), 4
St.
Power-saving system
After 2/5
min (depending on flash
mode) automatically switches to stand-by mode, switch o
ff
after
60
min
Dimensions
(W x H x D)
approx. 61 x 85 x 85
mm (reflector
head to the front)/61 x 133 x 57
mm (reflector head up)
Weight
(without power sources)
approx. 200
g
Delivery scope
Flash unit with slip-on di
ff
usion attachment,
pedestal, bag, instructions
Subject to technical modifications and errors