Hoya 37mm Video HMC NDX4 Screw in Filter

• For Wider Apertures or Longer Exposures
• decrease depth of field by allowing wider apertures
• reduce the amount of light reaching the film/sensor
• no affect on color balance
• International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

Neutral Density filters evenly reduce the amount of light passing thru the lens without effecting color. Ideal for reducing bright light in large aperture situations when a narrow depth is field is needed. Allows for slower shutter speeds when blurring or showing of movement is desired. Allows balancing of exposure to highlight a key subject. Lets you use higher speed films in bright light. Hoya Neutral Density filters are available in most sizes and in three strengths: .3 (2X) Reduces the light one f-stop. .6 (4X) Reduces the light two f-stops. .9 (8X) Reduces the light three f-stops. Other Characteristics: Colour of product: Black Filter size: 3.7 cm Quantity per pack: 1