PetaPixel LC-Tec Creates World’s First Electronic Variable Diffusion Filter


A dark background with two sets of candle holders. On the left, seven candles are lit in descending order from the center. An orange arrow points to the right, where all ten candles are brightly lit in a similar descending order from the center.

Swedish company LC-Tec specializes in liquid-crystal optical technologies, including optical shutters and variable neutral density filters. Its latest innovation is the world's first -- an Electronic Variable Diffusion (EVD) filter system for cinema lenses.

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