90
Specifications
Flash mode selector • AUTO mode: TTL Auto Flash operation possible with
cameras in Groups I thru VI (Monitor Preflash is
available exclusively with cameras in Group I using a
Nikkor lens with built-in CPU). Non-TTL Auto Flash
operation possible with cameras in Groups I thru VII
when camera setting switch is set to ˚ (usable
apertures f/2.8, f/4, f/5.6, and f/8 at ISO 100.)
• M mode: Manual flash operation possible with
cameras in all groups. Light output amount variable
from 1/1(full), 1/2, 1/4, 1/8 to 1/16 output.
Power source Four AA-type alkaline-manganese (1.5V), lithium
(1.5V), NiCd (rechargeable) (1.2V), or Ni-MH
(rechargeable) (1.2V) penlight batteries
External power source DC Unit SD-7: C-type alkaline-manganese (x 6)
(optional) DC Unit SD-8/8A: AA-type alkaline-manganese (x 6)
or AA-type NiCd batteries (x 6)
Number of flashes Batteries installed in the SB-27
and recycling time
Manual full output without use of AF assist illuminator
LED, and zoom operation.
Above data may vary according to battery brands or
performance.
Red-eye reduction A red-eye reduction lamp lights up for approx. 1 sec.
before the flash fires. (Setting is only possible on the
cameras in Group I (except F5) and Pronea 600i/6i)
Rear-curtain sync flash
Possible with cameras featuring rear-curtain flash
sync mode set on the camera.
AF assist Automatically lights up to emit LED beam toward
illumination subject when performing autofocus in dim light or in
the dark with Nikon AF cameras.
Batteries Min. recycling
No. of flash/recycling
time (approx.)
time (approx.)
AA-type alkaline
5 sec. (using 140 times/5–30 sec.
manganese fresh battery)
AA-type NiCd 3.5 sec. (using 60 times/3.5–30
fresh battery) sec.
