I work with a Olympus E-510 10MP and 3 lenses: 14-42 mm f:3.5-5.6, 50 mm macro f:2 and 40-150 mm f:4-5.6
My second camera is a Canon Powershot G9 12 MP that I use but not exclusively for Infrared Photography with the Hoya R72.
Softs: Lightroom 2, CS3