NiSi 95mm Adapter Ring for Swift System Filters Lowepro Specials The design features an aluminium The design features an aluminium enclosure that helps pull heat away from the cards to achieve low operating temperatures and for fast transfers to be maintained Use of miniature batteries to power up electronic devices for daily activities is becoming more common as devices get more compact and portable The NiSi Adapter Ring for Swift System Filters is designed to enable you to use a filter designed for the Swift System to be attached directly to the lens without the need for the NiSi True Color 1 5 Stop VND (Variable Neutral Density filter) The filter simply attaches to the adapter by pressing into the NiSi Adapter Ring for Swift System Filters which then screws onto the lens