Impossible ND Filter Twin Pack

howdy folks if you've been following the channel for a while you know I don't tend to use a whole lot of filters they can only be grade your image but for certain applications they can be fantastic so I got in a whole bunch of 10 stop neutral density filters to compare them and see is there really justification for the huge variation in price now all the ones we're focusing on 77 Mill screw ons almost all of them come in different sizes of course for different lenses but I went for screw ons rather than slide in ones because it's a lot more accessible for people and you don't need to buy the whole filter kit and there's a whole lot on the market so first of all 10 stop why would you use it now this is not just for knocking down your exposure a little bit so you have more control over your aperture for example that's where a three-stop will come in handy 10 stop takes out more than 999 o