NiSi 100X100mm Natural Night Filter for Night Scenes and Astrophotography<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"> Material:Optical Glass </span></li><li><span class="a-list-item"> Technology:Double Sided And Multi-Layer Coating /Waterproof and Oil Resistant Nano Coating/ Ultra Low Reflection </span></li><li><span class="a-list-item"> Features: Blocks light wavelengths from common sources of light pollution. </span></li><li><span class="a-list-item"> Application scenarios：night scenes &amp; astrophotography </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/21aoIVkcWiL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41fZbjIZRIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31NkLUW4NJL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51PHBAxt08L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51xjPKsm6vL.jpg" noproxy>