ZEISS Anti Fog Kit by ZEISS 13 mlZEISS AntiFOG Kit ZEISS AntiFOG spray is applied directly to the lens and then dried with the ZEISS AntiFOG wipe cloth. It can keep lenses fog free for up to 72 hours without influencing optical quality. ZEISS AntiFOG spray leaves behind a thin hydrophilic film (comparable with a temporary additional coating) on the lenses. This ensures that fine, condensed water droplets do not adhere to the lens surface, preventing lenses from fogging. Prevents