Nikon TTL Macro Speedlight SB-21 A/B Speedlight

Supreme Video + Electronics

TTL Macro Speedlight SB-21 A/B
For Brilliant Close-Up Detail
SB-21A - $489
SB-21B - $469

Designed specifically for close-up photography

Dual, rotatable flash tubes allow you to select flat front lighting or selected relief lighting

Advanced electronics assure consistent exposure control with variable output

Built-in focus illuminator aids manual focusing

Further lighting enhancement is possible using secondary lighting or reflector systems (because exposure control can be completely automatic, no special calculations are required when using these systems)

Ideally suited for use with all Micro-Nikkor lenses.

SB-21A for F3-series cameras. Includes AS-12 controller, SS-17/21 case, SW-8 wide-flash adapter, mounting ring for 52mm and 62mm.

SB-21B for ISO shoe (F5, F4-series N90s, N70, N6006, N6000 and N50). Includes AS-14 controller, SS-17/21 case, SW-8 wide-flash adapter, mounting ring for 52mm and 62mm

Guide number (ISO 100 in feet) 43 with internal batteries (49 with external power source)

Recycling time approximately 8 seconds at manual full output.

Nikon Product Number for SB-21A
(F3 shoe version): 4701 NAS

Nikon Product Number for SB-21B
(ISO shoe version): 4702 NAS