Imaging recource: Water droplet lens: Dutch scientists and photographer capture portraits using water as the lens

Dutch water company SPA Nederland believes in the purity of their product. To prove how clean and clear their water is, they employed scientists to use a drop of SPA Nederland water as a camera lens. It sounds crazy, right? Ultimately, anything can act as a functional lens so long as it can refract light to converge at a single point. The scientists in the video below placed an aperture diaphragm with a piece of glass – coated with water-repellant – in front of a camera sensor. They then placed a water droplet on the glass and...
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