NPFC - MIL-F-21424
FILTERS, POLARIZING (FOR OPTICAL INSTRUMENTS)
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| Organization: | NPFC |
| Publication Date: | 31 July 1975 |
| Status: | active |
| Page Count: | 8 |
scope:
This specification covers polarizing filters for use in optical instruments.
intended Use:
Optical polarizing filters may be used singly, in an optical instrument or with the unaided eye, to reduce the intensity of light reflected from a spectral surface or due to haze. They may also be... View More
Document History
September 7, 1988
FILTERS, POLARIZING (FOR OPTICAL INSTRUMENTS)
A description is not available for this item.
MIL-F-21424
July 31, 1975
FILTERS, POLARIZING (FOR OPTICAL INSTRUMENTS)
Optical polarizing filters may be used singly, in an optical instrument or with the unaided eye, to reduce the intensity of light reflected from a spectral surface or due to haze. They may also be...
June 13, 1958
FILTERS, POLARIZING (FOR OPTICAL INSTRUMENTS)
A description is not available for this item.