Nikon announces the SB-900, a high-performance Speedlight and successor to the Nikon SB-800. It provides a wide 17-200 mm auto zoom range (expanded from the 800's 24-105mm), 3 illumination patterns, a full-information LCD panel, and AF-Assist illumination compatible with new-generation AF sensors. The SB-900 has an improved booster circuit for high-speed recycle time. In addition, firmware can be uploaded via a Nikon digital SLR camera - a world's first, assuring that the SB-900 can accept technological advancements...
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