NiSi’s #Latest #Variable ND Filter Avoids the #X-Effect Problem
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NiSi’s #Latest #Variable ND Filter Avoids the #X-Effect Problem
NiSi has introduced a brand new variable ND filter referred to as the Professional Nano 1.5-5-stop Improve ND-Vario. One of many filter’s options is that it says has no dreaded X-effect.
Variable ND filters are made by stacking polarizing filters, that are then turned to supply completely different intensities. One widespread weak spot is that at their darkest settings, you’ll typically see a black X showing within the picture like this:
Right here’s a video comparability exhibiting a filter that displays the X-Impact and this NiSi filter that doesn’t:
NiSi claims to have conquered this drawback, though the corporate hasn’t revealed any particulars about the way it managed to take action.
The filter will cut back publicity by 1.5 to five stops and can be mentioned to have “enhanced coloration” in comparison with different manufacturers whereas nonetheless “retaining a impartial solid.”
Right here’s a 1-minute video exhibits the impact of the filter on sharpness and coloration, in addition to the above comparability of the (lack of) X-effect on the brand new variable filter versus a unique model.
The NiSi Professional Nano 1.5-5-stop Improve ND-Vario has a nano coating and an ultra-slim body. The filter is accessible in 67mm, 72mm, 77mm, 82mm, and 95mm threads.
Right here’s a Four-minute assessment which seems to be on the uncooked recordsdata produced utilizing the filter:
NiSi has but to launch data on pricing or availability, however this can little doubt observe shortly.
(by way of NiSi by way of DPReview)
