National Item Identification Number
01-354-5917
013545917
6650-01-354-5917
6650013545917
National Stock Number
Item Name
FILTER,LIGHT,INTERFERENCE
Federal Supply Class
6650
Description
A light transmitting item consisting of a transparent, flat glass body having two plane-parallel surfaces, either with only nonabsorbing dielectric coatings or absorbing and nonabsorbing coatings of a thickness nearly equivalent to the wavelength of the transmitted light. Interference begins at the thin bordering surfaces of the coatings, the penetrating light waves being superimposed on the reflected light waves. The item can be installed in various optical insturments, to serve as an eye protecting device.
Commercial and Government Entity Code (Supplier Data)
70657
ICI AMERICAS INC
FILMS DIV
NEW MURPHY RD AND CONCORD PIKE
WILMINGTON
DE
19897
302-762-0555
26055
Reference Numbers (Part Numbers)
ICI-377-229012
642-229-012
Required Categories
MATERIAL
STYLE DESIGNATOR
OVERALL DIAMETER
Required Description
PLASTIC, POLYESTER
24 FLAT
0.290 INCHES NOMINAL