Four-thirds Sensors and the Problem of Exposure

Digital photography has brought with it many advantages, but in general there are two related areas from the film days that have been compromised in the move to a world of ones and zeros: dynamic range and exposure latitude. The negative effects of these two aspects seem to be most apparent in small-sized sensors. Leaving aside the tiny sensors in most point and shoots, I am going to comment briefly on the importance of nailing exposure in four-thirds cameras, which use a sensor half the size of a traditional 35 mm frame.

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Leica D-Lux 3 vs Canon G9

When it comes to point-and-shoot (P&S) cameras offering manual control and able to provide access to the RAW files, the field is a rather limited one. Two of the most promising are the Leica D-Lux 3 (essentially the same as the Panasonic LX2 with the addition of a red dot and some pretty trivial software tweaks) and the Canon G9. As a number of people have asked about comparisons between the D-Lux 3 and the G9, I thought I should provide some initial impressions having recently obtained a G9 to go with the D-Lux 3.

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