ProMaster 82mm Variable ND - Standard Photogenic A BL-5 battery-chamber cover is

A BL-5 battery-chamber cover is required when using EN-EL18a or EN-EL18 batteries

Handheld audio recording with the i-XY stereo microphone

Angular Field of View (Real) 3 ° @ 13 x

the Sekonic L-398A incorporates a battery-less amorphous photocell

television and production industries

ProMaster 82mm Variable ND - Standard Photogenic A BL-5 battery-chamber cover isProMaster 82mm Variable ND Standard ProMaster SKU: 9573 Helix SKU: PR9573 OVERVIEW The ProMaster Standard Variable Neutral Density Filter provides 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. Features high quality glass and precision metal frames.