Without having other variable ND filters for comparison, we can’t make definitive comments on whether the Syrp filter is superior. But we can say that it provides a compact and versatile addition to a ...

Moment, a company that’s well-known for its smartphone and drone accessories, has announced a first: a lineup of filters for full-blown mirrorless and DSLR camera lenses. “We’ve shot with a lot of ...

Variable NDs can tend to vary wildly in quality. A new set of variable NDs from Moment are a set of filters that aims to ensure the highest quality at a what turns out to be a very sensible price ...

Analog variable frequency filters require the use of variable passive components. The higher the slope of the filter, the greater the number of needed variable passive components. These elements are ...

Shooting with a ND filter on your lens is like giving your camera a pair of sunglasses—it cuts light without changing the color balance so you can shoot longer exposures with wider apertures in bright ...

Delta Optical Thin Film has lifted the application range of variable filters to new levels by introducing a new powerful type of linear variable filter (LVF). Since Delta Optical Thin Film offered the ...

BMG LABTECH, announces that the company has received grant for the U.S. Patent 9,733,124, entitled “Microplate Reader with Linear Variable Filter”. The patent’s claims cover a revolutionary new type ...

derivation, and presents the FSD filter's properties. Additionally, we present and discuss illustrative examples of optimal FSD filters.