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  • Why You Should Use a 100-400mm Lens for Landscape Photos

    7 days ago - By Peta Pixel

    Photographer Michael Shainblum is known for some truly impressive landscape images and in previous videos has strongly advocated for the use of telephoto lenses. In this 10-minute video, he shows how he captured two days worth of images with mainly a Sigma 100-400mm.
    Before the pandemic last year, Shainblum had the opportunity to visit Yosemite just after a snowfall which gave him the opportunity to shoot snow-dappled images of one of the most photogenic National Parks in the United States. After revisiting that shoot recently, he realized that he went the entire day shooting almost...
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  • Radioactive Glass: Can Using Vintage Lenses Ruin Your Photos?

    7 days ago - By Peta Pixel

    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 measurably radioactive, like the Pentax SMC Takumar 50mmf/1.4 lens Walker shows in the video above. Thorium Oxide is the main culprit of this radioactivity and was applied to glass elements because of its...
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