What does NDF stand for?

Neutral Density Filter

This definition appears very rarely and is found in the following Acronym Finder categories:

Science, medicine, engineering, etc.

Other Resources:

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Samples in periodicals archive:

Expect that configuration changes will be dictated by rapidly changing light values, and because of this a person should be totally familiar with the operation of their camera, have an appropriate selection of lenses, and be able to use techniques such as Overlay-Multiple Exposure Mode (OME), and application of Graduated Neutral Density Filters (GND).

Landscape photography

A polarizing filter should be top of the list, while a few Neutral Density filters will certainly help with tough exposures.

Top Five Important Photo Accessories

Creativity tips are also provided for using digital graduated neutral density filters, HDR from a single raw image and black-and-white conversion through Photoshop.

Architectural photography; composition, capture, and digital image ...

ND FILTERS Neutral Density filters are optical filters that attenuate the light a number of times.

Glossary of Terms (M - R) - CCTV

To determine the best suited aperture level of the condenser, a calibration slide with a set of neutral density filters with known transmissions (5, 10, 30, 50 and 80%) was used.

Automatic segmentation and classification of cells from broncho ...

A neutral density filter cuts the amount of light reaching the lens, allowing you to obtain special effects, such as use of a slow shutter speed in bright daylight to portray motion.

Lenses, Flashes and Tripods

1] as a function of absorbed dosage and UV irradiance level, where each irradiance level is identified by the corresponding neutral density filter.

Accelerated UV weathering of polymeric systems: recent innovations ...

P850 camera owners can also add 55mm B+W polarizing and neutral density filters, as well as the 0.

Kodak debuts new P-series cameras to battle DSLRs