Nikon SB-700 AF SpeedlightWith a rated guide number of 92' at ISO 100 and 35mm, the SB 700 AF Speedlight from Nikon is a moderately compact flash unit packed with features for high performance on camera lighting capabilities. The flash is compatible with the i TTL system for automatic metering with both FX and DX format cameras and is optimized for use with Nikon's Creative Lighting System for complete control over your lighting setup. Additionally, the auto zoom head has a