Imaging recource: What happens when you drop a metal ball on Sigma’s WR Ceramic protective filter? Take a look!

    In December, Sigma introduced a new line of protective filters. These filters utilize Sigma's new Clear Glass Ceramics technology and Sigma states that they are the first of their kind and the strongest in the industry. Sigma recently shared a video on their YouTube channel that shows their new WR Ceramic Protector being subjected to a drop ball test to highlight the filter's shock resistance. Dropping a 49-gram metal ball from just over four feet (1,270 millimeters), the WR Ceramic Protector proved to be very tough. After all,...
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