MECO Variable Neutral Density Filter ND2-400 offers a unique way of maintaining total control over your depth of field as well as presenting an efficient way to create some special effects. 

28 layers with waterproof coating

* 58mm filter (included 52mm step-down ring)

* 67mm filter (included 62mm step-down ring)

* 77mm filter (included 72mm step-down ring)