Shooting Star Trails

I  recently had a student who was interested in shooting star trails.   I was very familiar with the techniques from the 35mm days but knew digital required a new approach, so once again “hit the books”.  The new techniques necessary to do so are not all too dissimilar from 35mm  except digital requires 250+ exposures and some post production work.    So I  thought I would share, in outline form, some of the steps to successfully record star trailsRead more

The Sunny 16 Rule

Sunny 16 Rule In photography, the Sunny 16 rule  is a method of estimating correct daylight exposures without a light meter.  The Sunny 16 rule can also aid in achieving correct exposure of difficult subjects such as a snowy scene in bright sunlight or photographing a black tire.  All cameras are calibrated to meter for an average tone.  In the world of photography that tone is called 18% neutral gray.  When we point our cameras at either a black toneRead more