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 […]
petapixel.com2021-2-24 00:56