Nikon SB-50DX User Manual

Creative Lighting Made Easy

Autofocus Speedlight

Ideal Compact Accessory Speedlight:

Featuring a 24mm to 50mm Auto-Zoom
Head and full TTL controls.

Innovative Design: Operates in
combination with Nikon’s built-in SLR
speedlights providing increased power.
Easy two-light on camera TTL flash system ­SB-50DX in bounce position and built-in
speedlight operating with TTL precision.

Compact and Powerful: Guide Number
of 72 (ISO 100/feet) at 35mm position when
used as accessory speedlight. Combined
Guide Number of 82 (ISO 100/feet) when
used in combination with N80 or N65’s
built-in speedlight.

3D Multi-Sensor Balanced Fill-Flash:

With D1 Series, F5, F100, N90s and N80
35mm AF SLR cameras. Matrix Balanced
Fill-Flash with N65.

Wireless Slave Flash with TTL Auto
Control: Perfect for multiple flash set-ups.

Operates with other Nikon TTL speedlights
as well as built-in speedlights on N80 and
N65. Can be used on camera to trigger other
off-camera Nikon TTL speedlights using
SW-9IR filter provided.

Close-Up Flash Photography Made
Easy: Minus 18 degree tilt position of

SB-50DX accommodates AF Nikkor lenses
engaged in close-up to a mere 11.8 inches

New Safety Lock System: Locking
system assures positive contact between
SB-50DX and SLR in use.

14mm Wide Flash Adapter: Wide Flash
adapter for use with lenses as wide as 114°
angle of view.

Flash Compensation: Built-in Flash
compensation from +/-3EV in 1/3 EV Steps

AF Assist Illuminator: Illuminator
automatically lights up when light is
insufficient for accurate autofocus.

Note: TTL multiple flash not possible with D1. Instead set all
speedlights to manual power mode.

SB-50DX

SB-50DX

Autofocus Speedlight Specifications:

1300 Walt Whitman Road, Melville, NY 11747 www.nikonusa.com / 1-800-Nikon-US

Type of speedlight: TTL auto flash speedlight with built-in AF Illuminator
Guide number: 72 in feet at ISO 100 when used as accessory.

82 when used in combination with built-in speedlight on N65 or N80.

Bounce capability: Flash head tilts up to 90oor down to minus 18owith click stops at 90o, 75o, 50o, 0oand -18

o

Flash exposure control: Following Modes are available:

3D Multi-Sensor Balanced Fill-Flash for D1: Includes 3D Multi-Sensor Balanced Fill-Flash for D1, Multi­Sensor Balanced Fill-Flash for D1, Center Weighted Fill-Flash for D1 or Standard TTL for D1; specific
function employed depends on the lens in use

Automatic Balanced Fill-Flash with TTL Multi-Sensor: 3D Multi-Sensor Balanced Fill-Flash, Multi­Sensor Balanced Fill-Flash, Matrix Balanced Fill-Flash, Center Weighted Fill-Flash/Spot Fill-Flash, Manual
Power Mode for F5, F100, N90s, N80 or N65

Flash Output Compensation: +3 EV to –3 EV in 1/3 EV steps
Wireless Control: Can be used off camera with TTL control to approx. 23 feet. Up to approx.140 feet in

manual mode
Slow and Rear Curtain Sync: Controlled from camera position. Camera sets exposure from 30

seconds to highest sync speed to balance

Ready Light: Lights up when SB-50DX is charged and ready to fire, Blinks when flash fires at its

maximum output, indicating light may have been insufficient (in TTL auto flash mode)

Wide Flash Adapter: Allows the SB-50DX to be used with lenses as wide as 14mm
LCD Indications: 3D Multi-Sensor Balanced Fill-Flash, Matrix Balanced Fill-Flash, Flash Output

Compensation, Flash Zoom Head Position, Audible Alert Warning, No AF-Illuminator, AM, Slave Function

IR Filter: Supplied filter enables SB-50DX to be used as a remote commander
Light Sensor: Senses light received from the master flash unit in wireless multiple flash operation

Wireless Slave Flash Mode Effective Range
Auto Slave Flash Approx. 23 feet
Manual Slave Flash Approx. 130 feet

Power source: Two CR 123A Lithium batteries
Number of flashes Approx. 260 flashes in manual mode

per set of batteries:
Dimensions: (W x H x D) 2.5 x 4.2 x 4.1 in.
Weight: Approx. 8.46 oz.
Provided Accessories: SW-91R IR Filter, SS-30 Soft Case
Product number: 4716

Manual Mode for D1 Series Cameras

All products indicated by trademark symbols are trademarked and/or registered by their respective companies. For more complete specifications and compatibility information, refer to the SB-50DX
instruction manual. Specifications and equipment are subject to change without any notice or obligation on the part of the manufacturer.

© 2001 Nikon Inc.