Haida PROII 49mm Variable ND Filter

This filter is compatible with most camera lens caps so that it can be well protected and won't vignette down to 35mm on standard lenses!

Main features:

• High quality with low price

• K9 High-Resolution Optical Glass

• Lighter, thinner, only 5.5mm frame thickness

• 1.5 to 5.0 stops

• No vignetting down to 35mm on non-wide-angle lens

• No X pattern and vignetting within its applicable range

• Stop number value to help ensure its rotation

• Compatible with original lens cap

• Easy to assemble with a large rolling pattern