Rodenstock 604990 49mm Slim Vario Neutral Density Aluminum Mount Multi-Coated Filter[Product Information]- Enter your model numberto make sure this fits.
- Continuously adjustable from 1.5 to 5 full stops (filter factor of 2.8x to 32X)
- Uses hardened glass with a scratch-resistant coating
- High-quality optical glass and perfectly plan parallel surfaces with extremely smooth polishing， equal to the best lenses， ensures no loss of sharpness with maximum contrast
- The extremely thin， but very strong black anodized aluminum mount allows photos free of igniting with most wide-angle lenses and still has a front thread for a lens hood or a lens cap
- Without cruciform shading， and without a blue-violet color shift
