This is a continuation of a series of posts on the Fuji GFX 50S. You should be able to find all the posts about that camera in the Category List on the right sidebar, below the Articles widget. There’s a drop-down menu there that you can use to get to all the posts in this series;… [Read More]
Archives for February 2019
Light falloff vs distance for round sources
Most serious photographers, engineers, and scientists know about the inverse-square relationship of light intensity versus distance from a point source. Double the distance, and you get a quarter of the photon flux that passes through a given plane area normal to the direction of the light. Most engineers and scientists — but surprisingly, not most… [Read More]