LCD shows Or slower, As set 11250, M90 and B··

SETTING CAMERA SHUTTER SPEED ---------

Set the camera's shutter speed, referring to the table below. As shown in the table, an automatic sync speed setting is available with most Nikon cameras .

Nlkon Synchronization

Running Shuller

camera speed (sec.)

speed (sec.)

Viewfinder shuller speed Indication

F4·series

1/250 or slower

F·801/N8oo8 1/250 or slower

F3·series

(via AS·4 or 1/80 or slower AS·7 coupler)

Camera seiling

Shutter speed Exposure mode

118000-

1/500 sec.

1/250-4 sec., X, Band T'

1/8000-

1/500 sec.

1/250 - 30 sec.

and B

1/2000-1 /125 sec.

1/60-8 sec.. X, Band T'

All shutter speed settings except M250 and B

in A mode

11250 LCD shows 250

as set LCD shows manually set shutter speed

1/250 LCD shows 250

as set LCD shows manually set shutter speed

1/80 LCD shows 80

1/80 LCD shows M80

LCD shows manually set shutter speed;

as set

no indication at B or T

1/250 LCD shows 250

FA	11250 or slower

FE2	1/250 or slower
F·501 /N2020	1/125 or slower

F·401s/ N4004s

1/1 00 or slower

1/4000 - 1/500 sec. in M mode

1/250 - 1 sec. in M mode

M250 and B in P, S, A and M modes"

A, 114000 -11500 sec.

1/250- 8 sec.

M250 and B··

A, 112000 - 1/250 sec.

1/125-1 sec. and B

Shutter

Aperture dial

speed dial

1/125-

·1.4-32

112000 sec.

1/60-1 sec.

1/250

as set

11250

as set

1/125

as set

1/100

LCD shows M250

LCD shows manually set shutter speed

No indication

125 lights up and LED for proper non·flash shutter speed blinks

LED for manually set shutter speed lights up and LED for proper non·flash shutter speed blinks; no indication at B

and B

·1.4-32

as set

A, 112000 - 11250 sec.

F·301 /N2000

11125 or slower

1/125-1 sec. and B

1/125

as set

125 lights up and LED for proper non·flash shutter speed blinks

LED for manually set shutter speed lights up, and LED for proper non·flash shutter speed blinks;

no indication at B

		A, 1/1000-1/125 sec.	1/90	Two LEOs representing 1/90 sec. light up
FG	1/90 or slower	1/60-1 sec.	as set	LED lor manually set shutter speed lights up
		M90 and B··	as set	No indication
FM2	1/250 or slower	1/250 -1 sec. and B	as set	-
FG·20	1/90 or slower	A, (,. , 1/1000- 1/125 sec.	1/90	-
FG·20	1/90 or slower	1/60-1 sec., M90 and B	as set	-
		1/60-1 sec., M90 and B	as set	-

•For TTL auto flash operation, the T setting cannot be used with the camera 's backup mechanical release lever.

••Cannot be used for TTL auto flash operation,

SB-21 specifications

The Nikon SB-21 is a highly regarded external flash unit that has earned a reputation among photographers for its versatility and reliable performance. Designed for use with Nikon’s line of DSLR cameras, this compact flash unit is favored by both amateur and professional photographers alike.

One of the key features of the SB-21 is its powerful guide number, which provides robust illumination in various settings. This allows users to effectively light subjects even in challenging low-light environments or larger spaces where additional lighting is essential. The SB-21 also boasts a range of customizable settings, giving photographers control over the intensity and direction of light.

The flash offers a zoom head, which allows it to cover various focal lengths. This adaptability is particularly beneficial for photographers who frequently switch between wide-angle and telephoto lenses. The ability to zoom not only enhances light coverage but also ensures that the flash can be fine-tuned to match the specific needs of each shot.

In terms of technology, the SB-21 integrates Nikon’s advanced i-TTL metering system. This intelligent system measures the light needed for a scene and adjusts the flash output accordingly, resulting in well-exposed images with minimal user intervention. This feature enables photographers to focus on their composition without worrying about manual exposure settings.

The build quality of the SB-21 is another highlight, as it is designed to withstand the rigors of regular use. It features a durable exterior that enhances its longevity, making it a trustworthy tool for outdoor and event photography. Additionally, the flash unit supports wireless operation, enabling users to trigger it remotely for creative lighting setups.

The Nikon SB-21 also includes a variety of accessories, such as diffusion panels and bounce cards, allowing further customization of light output to achieve specific effects.

Overall, the Nikon SB-21 stands out as a reliable and feature-rich external flash unit that meets the demands of various photographic styles. Its versatility, intelligent technology, and robust construction make it an essential accessory for any Nikon photographer looking to enhance their lighting capabilities. Whether shooting portraits, events, or creative projects, the SB-21 delivers exceptional performance and quality, making it easier to capture stunning images in any lighting condition.

Nikon SB-21 LCD shows Or slower, As set 11250, LED lor manually set shutter speed lights up

Models: SB-21

SETTING CAMERA SHUTTER SPEED ---------

Camera seiling

as set

1/250 LCD shows 250

11250 or slower

FE2

as set

11250

no indication at B

LED lor manually set shutter speed lights up

M90 and B··

as set

SB-21 specifications