Leica Compact Flash CF 22 for D-Lux 4 is now available for pre-order (US):
The CF 22 electronic flash unit with a metric guide number of 22 (at ISO 100) is used whenever maximum shooting freedom of image and top performance in flash photography with the LEICA D-LUX 4 are required. The compact flash unit was specifically developed and perfectly engineered for the D-LUX (available from February 2009).