OPTICAL INTERFERENCE COATINGS INCLUDING THIN FILM OPTICAL INTERFERENCE COATINGS AND ANTI- REFLECTION OR POLARIZATION COATINGS ON PASSIVE COMPONENTS TO FILTER LIGHT TRANSMISSION ON TELECOMMUNICATIONS APPLICATIONS PRODUCTS INCLUDING INCLUDING LASERS, DENSE WAVELENGTH DIVISION MULTIPLEXERS, WAVELENGTH DIVISION MULTIPLEXERS, AND THE LIKE; FILTERS, NARROW BANDPASS FILTERS, NARROW BAND FILTERS, LONG WAVE PASS FILTERS, SHORT WAVE PASS FILTERS, TELEMETRY FILTERS, GAIN EQUALIZATION FILTERS, GAIN FLATTENING FILTERS, WIDEBAND FILTERS,AND THE LIKE; AND ERBIUM DOPED FIBER AMPLIFIERS; AND RAMAN SHIFTED AMPLIFIERS

'amplifi':72,76 'anti':11 'applic':25 'band':45 'bandpass':42 'coat':3,9,15 'compon':18 'dens':30 'divis':32,35 'dope':70 'equal':58 'erbium':69 'fiber':71 'film':6 'filter':20,40,43,46,50,54,56,59,62,64 'flatten':61 'gain':57,60 'includ':4,27,28 'interfer':2,8 'laser':29 'light':21 'like':39,67 'long':47 'multiplex':33,36 'narrow':41,44 'optic':1,7 'pass':49,53 'passiv':17 'polar':14 'product':26 'raman':74 'reflect':12 'shift':75 'short':51 'telecommun':24 'telemetri':55 'thin':5 'transmiss':22 'wave':48,52 'wavelength':31,34 'wideband':63

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