Olympus E-450: An upgrade of the company's tiny DSLR has been launched. The E-450 is basically the same as the previous E-420 but has 3 Art Filters, a new processor and improved LCD. Expected to cost £450 and be available in May.

Canon PowerShot SX1 IS: The camera website dpreview.com has a new review of the Canon PowerShot SX1 IS.

Canon EOS 500D: a new DSLR has been launched. Called the EOS 500D (Rebel T1i), it has a 15.1 mp APS-C CMOS sensor and HD video recording. It will cost £869.99 and be available in May. The US price tag is expected to be $799.99. The huge difference in price is the subject of a debate in Amateur Photographer magazine, with Canon responding to criticism from UK customers.

Leica D-Lux 4: firmware has been upgraded to improve auto white balance and auto focus. Now available from the Leica website.

Olympus E620: There is now a picture gallery available at dpreview.com

Leica R: Leica has decided to discontinue the R-Series manual SLR. A new R-system is expected following the development of the company's S2 digital offering.

Canon: AF fix and firmware update for
Canon EOS-1D cameras. Canon link.