ProMaster HGX Prime Circular Polarizer Filter - 72mm (6851)

hey guys the video events with camera cams and today I wanted to talk about ND filters specifically variable ND filters and this one that Promaster recently released so let's get started [Music] alright so why would you want to use an ND filter let's take today for instance it was a nice bright and sunny day and you have a wide aperture lens let's say like a 50 1/4 and you want to take some long exposures or some shallow depth-of-field portraits but you just can't because it's too bright that's where these guys come in they give the ND filter as sunglasses for your lenses they give you the ability to shoot wide open but still giving you the correct exposure okay so where do variable ND filters come in so let's talk about what they are first there are two pieces of glass sandwiched together and when you twist them you get different shades of darkness this one in particular has a variable