Water are you looking at? Pinoy Scientists Invent Low-Cost Adjustable Liquid Lenses – FlipScience
Water droplets maintain their spherical shape and optical properties when placed on a hydrophobic surface made by coating a glass slide with electrospun PVC fibers. The optical properties can be changed simply by adjusting the volume of water in the droplet. (SOURCE: Budlayan et al., 2025) Filipino scientists have discovered a simple and affordable way…