The Tamron AF 17-50mm f/2.8 SP XR Di II LD Aspherical IF lens has received some good reviews (see review by PhotoZone.de) and appear to be a nice low-cost alternative to more expensive offerings from [...]
For some unknown reasons, Nikon decided to skip the automatic exposure bracketing feature on the D40 and D40X DSLR cameras. For people who are interested in high dynamic range (HDR) photography using D40/D40X, this is [...]
The photo below shows a typical example of a landscape photography situation with challenging dynamic range. Taken at ISO100, f/8, and 1/180sec, the multi-pattern (matrix) metering on the Nikon D200 choose to expose the clouds [...]
The imaging sensor technology has been advancing rapidly in recently years. However the sensor dynamic range (DR) is still not quite wide enough to be comparable to human eyes, let alone capture the high dynamic [...]
Warp speed by autumn_leaf
The zoom (during exposure) effect is a classic special effect technique that can be traced back to early film photography era. By zooming the lens during a long [...]
It was full moon again the day before yesterday. I setup my Nikon D200 with Sigma 100-300 f/4 and a Sigma 1.4x TC on a tripod in my front yard and took some moon [...]

