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Defense
APPLICATIONS/MARKETS
MUNITIONSREPRESENTATIVE BARR FILTER TYPES
Laser riderNIR
Heat SeekerMWIR BP, MWIR Dual Band, LWIR Wide Band
Imaging IR Seeker



ISR (INTELLIGENCE SURVEILLANCE AND RECON) 
Anti-Glint
InGaAs, InSb and MCT-based Systems
SeeSpotBeamsplitter, Polarizer control
FLIR

NIR-bandpass, Multi-bandpass, Edge Filter, Notch Filter

IRCM 
Threat warning (UV-based)Solar Blind, UV SWP
LAIRCM, DIRCM, etc.

NIR, MWIR/LWIR

OPTICAL DETECTORS/FOCAL PLANE ARRAY 
Solderable Dewar Windows w/severe abrasionMetallized Windows, ITO, Wideband AR
Window Heater GridMultiple purpose filter
Multi-Color Filter Window for Focal Plane Array (FPA)



VIEWER OPTICS 
GunnerDiscrete notch, rugate notch, induced transmission
Night VisionUltra-narrow bandpass, Laser Attenuator
Tank Window
Range Finder



TARGET DESIGNATION AND TRACKING 
FLIRMWIR Bandpass and dualband, MWIR/SWIR dual band
Day/Night Viewer
LIDAR



LASERCOM 
Lasercom

Narrow Bandpass

COCKPIT DISPLAY 
Cockpit Display

Edge Filters

HEADS UP DISPLAY (HUD) 
Heads Up Display (HUD)

Photopic, Scotopic







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Barr Associates, Inc. Precision Thin Film Coatings and Optical Filter Solutions