Graphics

A cycling and flow of knowledge and ideas.

Friday, 31 January 2014

Is halogen the heir apparent?

miscellaneous halogen bulbs
The story of the development of the halogen goes back to the 1930s and 1940s and cannot be considered a recent development. It is already a mature technology.

I wrote an article regarding the incandescent bulb and its genesis. In truth the bulb we know as the, "halogen," is really part of that story and is really an extension of the technical development of the incandescent bulb. In truth the halogen gas/compound is used in many different lighting technologies but it seems to be most associated with the halogen tungsten filament incandescent bulb. Sometimes you see xenon or krypton halogens but what does it all mean?

Tuesday, 28 January 2014

To incandescent or not to incandescent - that is the question

miscellaneous incandescent bulbs
The common light bulb seldom gets a second thought but, for something so common, it wasn't created in the finished form we see today.  It is so common that it has become invisible.  The only time that you pay attention to it, is when something has gone wrong and darkness prevails.


Tuesday, 21 January 2014

Illumination terms

My first ever posting:

When referring to lighting there are a number of technical terms used.  I thought that maybe it would be an idea if I wrote something that would bring these terms together under a single article. Terms such as: