Nikon SB-27 instruction manual Specifications

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
		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.
	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.

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