Sigma WR Ceramic Protector 105mm

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Featuring the high transmittance required of optical devices whilst combining greater hardness than chemically strengthened glass and greater flexibility than sapphire crystal glass,

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Featuring the high transmittance required of optical devices whilst combining greater hardness than chemically strengthened glass and greater flexibility than sapphire crystal glass, the highly protective Sigma WR Ceramic Protector filter is constructed from Clear Glass Ceramic extremely tough crystallized glass to deliver outstanding strength.

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