Hoya PROND 77mm ND 64 (1.8) 6 Stop ACCU-ND Neutral Density Filter XPD-77ND64<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> The PROND1000 has a 10-stop light reduction equal to a ND optical density of 3.0. </span></li><li><span class="a-list-item"> Metallic ACCU-ND coating ensures color accuracy and consistency between different ProND filter grades. </span></li><li><span class="a-list-item"> Set your white balance once and have the same color balance even if you need to change filters due to changes in lighting， or for creative effect. </span></li><li><span class="a-list-item"> Constructed from HoyaÕs exclusive clear optical glass that has a metallic ACCU-ND coating front and back for maintained image clarity. </span></li><li><span class="a-list-item"> One-piece aluminum ring adds durability and rigidity for assured use and helps to prevent filter jamming. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41N051vPwGL.jpg" noproxy>