NSN 6650-01-458-8545

Part Details | INFRARED LIGHT FILTER

6650-01-458-8545 An item fabricated of a special glass or other suitable material for the purpose of transmitting electromagnetic radiation having wavelengths greater than those of microwaves and blocking all other wavelengths of light. It is designed to fit into the aperture of a suitable light source or detector. Excludes FILTER, ULTRAVIOLET LIGHT.

Alternate Parts: 03FPI005, 6650-01-458-8545, 01-458-8545, 6650014588545, 014588545

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66SEP 12, 199801-458-854538885 ( FILTER, INFRARED LIGHT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6650-01-458-8545
Part Number Cage Code Manufacturer
03FPI00554081MELLES GRIOT INC
Technical Data | NSN 6650-01-458-8545
Characteristic Specifications
MATERIAL GLASS
OVERALL DIAMETER40.0 MILLIMETERS NOMINAL
VIEWING SURFACE OVERALL DIAMETER35.0 MILLIMETERS NOMINAL
VIEWING SURFACE OVERALL THICKNESS4.0 MILLIMETERS MINIMUM AND 4.3 MILLIMETERS MAXIMUM
SPECIAL FEATURESMETALLIC THIN FILM DEVICES WHICH PROVIDE A HIGH DEGREE OF POLARIZATION IN THE NEAR-INFRARED; CONSISTS OF A VACUUM DEPOSITED THIN FILM MADE UP OF MICROSCOPIC PROLATE METAL SHPEROIDS ALL ALIGNED IN THE SAME DIRECTION ON THE GLASS SURFACE; USEFUL FIELD ANGLE +/- 20 DEG ABOUT NORMAL; SURFACE QUALITY 80-50 SCRATCH AND DIG; MOUNTED BETWEEN TWO GLASS DISCS, HERMETICALLY MOUNTED IN A BLACK ANODIZED ALUMINUM RING; POLARIZATION PLANE OF MAXIMUM TRANSMISSIONINDICATED BY ENGRAVING ON THE EDGES; WAVELENGTH RANGE IS 780NM-1250NM; OUTSIDE DIAMETER IS 40.0MM; CLEAR APERTURE 35.0MM
SUPPLEMENTARY FEATUREST.O. IS33D7-80-21-4, FIG 53/4-79
END ITEM IDENTIFICATIONLFTS TABLE ASSY, P/N 717763919-009, F15I AIRCRAFT SUPPORT
PART NAME ASSIGNED BY CONTROLLING AGENCYNEAR-INFRARED POLARIZER