Promaster 9322 58mm Variable ND Digital HGX Filter (1.3-8.6 Stops) LED Lighting It is also shockproof and

It is also shockproof and X-ray proof

Provides flexible support for any Pro Speed Belt

Designed for use with the MagMod 2 system

The ultra-quiet stepping motor prevents focus drive sounds from being captured on video

Promaster 9322 58mm Variable ND Digital HGX Filter (1.3-8.6 Stops) LED Lighting It is also shockproof andFeatures: The ProMaster Digital HGX Variable Neutral Density Filter variable neutral density filter providing light reduction of about 1. 3 to 8. 6 stops. The ND3 to ND400 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than normally required. ProMaster Digital HGX filters are the most advanced optical filters available today for digital photography featuring: Next Generation