A combination of hot mirror infrared (IR) control filter and a neutral density (ND) filter. Ideal for HD cameras which have greater low-light sensitivity and greater susceptibility to IR contamination. Ideal for use on HD cameras without an integrated IR-blocking filter.
Softens contrast and reduces sharpness, useful to reduce the appearance of blemishes and soften highlights, applicable for high resolution digital cinematgraphy. Adds a pearlscent halo to enhance subject's appearance or produce a desired effect.