The Sigma DG UV filters deliver high performance on both digital SLR cameras and film SLR cameras.
The DG UV Protector Filter prevents the bluish tone in bright sunny weather by absorbing ultraviolet rays - particulary in film cameras. Completely colorless, and comes standard with Sigma's DG coating.
"Optimized for Digital" -Special ultra-low reflection multi-coated Professional Grade lead free optical glass -made in Japan
Sigma's exclusive Multi-coating reduces flare & ghosting caused by digital camera sensors
Optimizes the performance of lenses for digital imaging
Black-rimmed glass reduces internal reflection
Low profile rim prevents vignetting with wide-angle lenses