Features:<br /><br />Material: Optical Glass<br /><br />Back thread diameter (attach to lens， male thread): 82mm<br /><br />Front thread diameter (attach additional filter， female thread): 86mm<br /><br />Description:<br /><br />This FOTGA Fader ND Filter is adjustable from ND2， ND4， ND8… to ND400 Infinitely， satisfied different shooting conditions. And with 82mm male thread/ 86mm female thread can be mounted to 82mm lens or attached to 86mm additional filter. Compact size for convenient to carry， ideal for famous photographers， film directors or other photography hobby<br /><br />Brand: FOTGA<br />Lens material: Optical glass<br />Frame Material: Aluminum<br />Size: 82 * 82 * 9mm<br />Weight: 0.04kg Gross Weight 0.08kg<br />Thickness: 9mm<br />Packaging: plastic color equipment<br />Features:<br />High-quality optical glass， does not affect shooting<br />Ultra-thin high-quality aluminum frame<br />Arbitrary regulation， with scale points， easy positioning<br />Aperture can be reduced to increase the exposure time<br />Advanced screen logo， fine do not fade<br />Front frame can be installed with a bigger diameter threaded accessories<br />Compatibility: suitable for all 82mm lens thread<br /><img src="http://img6.eachbuyer.com/x9/p100/eb5760_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb5760_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb5760_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb5760_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb5760_5.jpg" />