Extreme ND filter with 10 stops of light reduction, transforming bright daylight into near-dusk exposure levels.
Definition
The ND 3.0 is a neutral density filter with 10 stops of light reduction (transmission factor 0.1%). It reduces the amount of light by 99.9% without color shift.
Practical Application
Areas of use for the ND 3.0 filter:
- Daylight Shooting: Wide aperture in bright sunlight for shallow depth of field
- Long Exposure: Motion blur in water or clouds during the day
- Overexposure Protection: Protecting the sensor from damage in extreme lighting conditions
- Constant Aperture: Maintaining the desired aperture in changing lighting conditions
Technical Details
Specifications of the ND 3.0:
- Optical Density: 3.0
- Light Reduction: 10 Stops
- Available Sizes: 77mm to 138mm threaded, 4x4" to 6x6" drop-in filters
- Material: Optical Glass or Resin
Practical Tips
- Perform exposure metering before attaching the filter
- Switch to manual focus if autofocus issues arise
- Check for color cast in post-production
- Store the filter in a protective case when not in use
Professional Standards
Requirements in film production:
- Infrared blocking to prevent color shifts
- Anti-reflection coating to reduce reflections
- Uniform density across the entire filter surface
- Compatibility with matte box systems
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