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 ...

BALZERS, Liechtenstein--(BUSINESS WIRE)--The current SARS-CoV-2 pandemic has made it abundantly clear how important it is to determine analytical laboratory values quickly and accurately. However, ...

Benro’s NE1 Electronic Variable ND Filter Kit goes live on Indiegogo with early bird pricing. We break down features, Dye-LC ...

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 utilised its decades of experience to develop the 4th generation Continuously Variable Short Wave Pass and Continuously Variable Long Wave Pass Filters. A continuously ...

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 ...

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 ...

Variable neutral density filters are very useful for photographers that like manual control in bright light. Instead of paying hundreds of dollars for one, though, you can make your own from just a ...