Sigma introduced the protective lens filter made of ceramic
Sigma WR Ceramic Protector is neither the lens nor the camera, but this is the lens filter, used glass ceramic materials, expected to protect the lens in a better way than the other products on the market. Sigma recently developed the new product; a completely brand new filter type called the WR Ceramic Protector, incorporated with glass manufacturer Ohara Inc.
Sigma WR Ceramic Protector
Ceramic is a type of crystallized glass that, in this case, is clear and incredibly strong. With many applications in aerospace and other industries, glass ceramic is an extremely tough type of crystallized glass that serves as the foundation for Ceramic Protector, said by Sigma.
The "WR" in the product name indicates weather resistance. As introduced by Sigma, the new filters are repellent and resistant against water, dust, oil, scratches, and shocks. Interestingly, fingerprints are easily removed with a quick wipe. It is promised to give you greater peace of mind when taking your lens into unpredictable environments.
Sigma also said that with this material, their filter has a Vickers hardness number of 700HV. That means it has 10x the strength of a conventional protective filter and 3x the strength of a chemically hardened glass filter. Additionally, the Ceramic Protector also provides more mobility, 50% thinner and 30% lighter than the existing products of Sigma filter.
“The new Clear Glass Ceramic protector is the first of its kind and the strongest material used in the industry,” says Sigma American President Mark Amir-Hamzeh. “It will enable photographers to safeguard their lenses, while maintaining the impressive sharpness offered by high-quality glass”
It is considered as the strongest material used in the industry
The new Sigma Ceramic Protector filters will be available in most popular filter thread sizes from 67mm to 105mm. About, pricing and availability, there is no word yet on exactly when the new filters will be available, or how much they will cost in the US market but rather in the EU. There is also other interesting information that The Sigma WR Ceramic Protector is made completely in Japan, including all individual processes used in its manufacture.
If you’ve been looking to get a new protective filter for your lens, Sigma WR Ceramic Protector must be a good option for you to consider.