Lomography has launched its HydroChrome Sutton, a 35mm film camera that features a unique liquid-injection lens for creating filter effects. Users are able to inject just about any liquid they’d like into the less, producing unique photos that can’t be replicated a second time and that differ distinctly from digitally-applied image filters.

Film cameras are trendy at the moment, though still not as popular as they were in the pre-digital era.
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https://www.slashgear.com/lomographys-latest-film-camera-lets-you-inject-liquid-into-the-lens-21643746/