Radioactive Glass: Can Using Vintage Lenses Ruin Your Photos?
February 24, 2021
Some lenses produced from the 1940s through the 1970s were treated with radioactive thorium oxide to curb chromatic aberration. But as Andrew Walker explains in this 7.5-minute video, modern digital cameras can actually “see” that radiation as image noise that has the potential ruin your long exposures.
There are a significant number of lenses produced between 1940 and 1970 that are…