filter

(redirected from Neutral density filter)
Also found in: Dictionary, Thesaurus, Medical, Financial, Acronyms, Encyclopedia, Wikipedia.

filter

noun classification, means to rectify, means to reeine, purification, purifier, refinery, screen, sieve, sifter, strainer

filter

verb clarify, clean, clear, distill, filtrate, find, leach, pass through, percolate, purify, rectify, refine, screen, strain
Associated concepts: filter the evidence through the jury
See also: distill, purge, screen, select
References in periodicals archive ?
Bandpass filters and neutral density filters were used to control the wavelength ranges and UV irradiance levels, respectively.
The logarithm of the time value corresponding to the intersection of the horizontal line and the curve for each neutral density filter was plotted against the logarithm of the integrated spectral irradiance transmitted for that neutral density filter.
Tenders are invited for Neutral density filter (fwt-82 c) specification: it should have traceability certification.
Tenders invited for Supply and warranty of circular linear variable neutral density filters with mount
Bartley points out that chips in digital cameras are so light-sensitive that one has to add neutral density filters or reduce the aperture.
There was a wide range of CET-accredited practical workshops available to delegates, ranging from Advanced retinoscopy and Advanced optic disc assessment in glaucoma to Binocular balancing using micro-prisms and Neutral density filters, all of which were presented by knowledgeable professionals sharing a wide range of experiences to attendees.