FLASH
   NIKON SB-50 DX FLASH  
 Compact and lightweight . Allows synchronization with
 built-in Speedlights

$299.98
 CANON 420 EX  
 Maximum Guide Number 138 (ISO 100, feet) at
 105mm setting; G.N. 101 at 35mm setting

$329.98
 PENTAX AF220T AF FLASH 
 GN 22/ISO 100, TTL flash. Compact light inexpensive  way to overcome red-eye. 90 degree tilt for bounce.

$99.98
 VIVITAR 728 ZOOM "CANON FLASH"

$89.98