Sigma WR Ceramic Protector 82mm
Sigma WR Ceramic Protector 82mm
The highly protective Sigma WR Ceramic Protector filter is constructed from Clear Glass Ceramic, an extremely tough crystallized glass, and therefore delivers outstanding strength.
The highly protective Sigma WR Ceramic Protector filter is constructed from Clear Glass Ceramic, an extremely tough crystallized glass, and therefore delivers outstanding strength. It features 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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