Camera and cine lenses need to operate perfectly in extreme conditions, withstanding everything from scorching heat and bitter cold to sandstorms and severe vibrations. The video shows how Carl Zeiss researchers systematically submit lenses to extreme stresses in order to arrive at findings that can help in future lens design and development. The video explains how a lens with fixing screws was tested regarding following norms: DIN EN 60068-1: 1988-06 DIN EN 60068-2 Part 64: 2009-04 MIL-Std 810G
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