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Sigma WR Ceramic Protector Filter has been officially announced by the company recently, it is said to be the world’s first Clear Glass Ceramic protective lens filters, using Clear Glass Ceramic with oil and water repellent coating. It is 10 times stronger than a traditional protective filter and three times stiffer than filters made with chemically hardened glass of the …
Read More »Sigma WR Ceramic Protector Filter up for Pre-order, Pricing starts from $93 USD
