What Makes a Great Camera Lens?

This is a loaded question depending on who you speak with.  Some are tied to brands and some to focal lengths.  The purpose of this discussion is to figure out what weaknesses a typical lens has and which of those weaknesses may be most important to have fixed.  Finding a… 

Moire and the Fuji X100s

One of the unique attributes of the FujiFilm X-Series is the way the color pixels are laid out on the sensor.  Most color digital sensors have a pattern of red, green and blue pixels.  Without going into great scientific detail, there are more green pixels than red or blue, but… 

DPI and PPI: Which is What?

I come across questions and forums where people use DPI and PPI interchangably. Unfortunately, I am also guilty. I have found what I thought was a great explanation of the difference. I have copied the article here and provided a link to the original. DPI and PPI Explained There seems… 

Image Sharpening in Lightroom

Be sure to see the overview on Image Sharpening and resources on more information. This article discusses the sharpening tools available in Adobe Lightroom and how to use them effectively. The sharpening tools are found on the Detail panel in the Developing module. You can see on the left they… 

My Use of the Term ‘Middle Gray’

To keep things simple here, I will refer to the term Middle Gray (or Grey) throughout this Blog. When I refer to this term I am not trying to be scientific and represent a certain percentage of reflected light. I am merely referring to than greyscale tone that is exactly… 

Gray or Grey?

My spelling has never been great, but then the English language doesn’t always have consistent rules either. As I continue to write about black and white photography, I have to reference the color gray (grey?). The questions is: how should I spell it? The researcher in me took over and… 

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