PR -1530AR NviSpof Night Vision Radiometer/Photometer/Colorimeter
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The Photo Research SpectraMetrics PR-1530AR NviSpotNightVision Radiometer/Photometer/Colorimeter Spectra" Pritchard' SpectraScan' The NviSpot NigW Vision Radometer Photo-meter'Cotorimeter is a mutti-purpose instrument Oesigneo (o met* the NViS raaance hghl mea-surement compatibiMy requiremenis ol MIL-L-85762 kx NVIS applications and aiso perlorm me conventonai last and acci/ate luminance and cotonmelnc Ighl measurements long assocateo *iTnmePfl-i500SpoMetef l! consisls o» a modifie Prrtchard'-type liftered pnolometer System with interchangeable objective lenses and an internat calibra! on source For NVIS measurements il inciudes a propretary. fihefed. extended red gallium arsende pnotocnulti pier luoe «un ovecioad protection nresnoW oetecicn and an NViS<ompairD»e digiai dspiay readout Aithough me NviSpot does net repace me requremeni toc a laboratory grade spectro-radiometer specitied n me MIL Spec. it does pro舘vide a r&atrvely mexpensive and nighly accurate means ot iight measurement lor ail phases ot producton and ouaMy testng NVIS RAOIANCE MODE For tne Aviators Nignt Vison imagmg System (NVIS) applications Ihe PRO530AR inciudes a specal filter dtecte combinat «on wnose trans-misson curve preosely malches the NVIS relative response curve h MIL-L-85762 When operated m the NVIS Mode, me NvSpot dspiay reads oui n NvTS Radance (AR) umts (watts'cnv sterachan) Relative cokyimetnc Mers are optionaity avaiiab'e for evaiuating the cotor of tne device under tesl. i.e.. Green A Green 8 and Yeilo* The digital display ol the PR- 1530AR <s spe-cifcaJiy NVtS-l rtered to eitmmate any maccuracy .te own hght output m^ht rtroduce rto the test resutts A very important teature m me NVIS Mode is the user adjustabie ihieshoid dtection An audible lone is generated when the display reading ex-ceeds the maximum value ol AR umts set by me user tor the devee and or test Th s leature en-ac-es me PR- 1530AR tobeusedasarap>dGO NO-GO test tnsirumeni toc orvime inspection o* a senes or d驩vies mat snare a common AR upoer Irmil. for instance 1 7 x 10 ' AR urws An optwnai I oer oplic probe, the LP-15. lurther enhances the GO. NO-GO lestmg tealure OpuonaiCATSEYE measunng capabiMy will be made avaiiabie The caitbralion accu'acy reauired by MIL-L-85762 is assured through ihe mciuson o( an ex-tremery stable «ernai rfrence standard. Correcr cabfatKXi can be mstanrjy venhed at any line ■tond the need toc any externai ctfferation sources or retymg upon some vague lactory cal» bcaton And to prevent accidentai damage to the sensitivephotodeleclor a resettabie automate ovenoad protection orcurt has been designed mlo thePR-l530AR Lens accessones are a va latte » modtv me MM coverage ol the PR-1530AR over me entre range ol devees Jke*v to be measuced toc NVlS reqmrements A untquety shaped liber oplic probe, me LP-15, is avaiiabie toc measurements besi suiied lo ils («kl coverage capabiidtes Anaiog output s mciuded. and a BCD output is opterai » avanaWe lo permit miertaong to a host computer oc oata oggtr LUMINANCE COLORIMETER MODES Whiie ihc NviSpot « designed pnmanly lor measurements reiatmg to MIL-L-85762 it aiso lunctions as an extremely sensitwe luminance and coiormetnc measurmg instrumenl In trus mode d acts as a hgh pertormance PR-1500 SpotMeter Many o* the standard PR-1500 acc驨s se- es can be used wtth me NviSpot to extend ils versat*ty to inciude the leatures currentty avaiiabie wrth the PR-1500 SpotMeter

FEATURES NviSpot for direct NVIS (AR) measurememsand GO'NO-GO testmg ■ Ad|ustable sensilivily threshoid (AR units) with beeper ■ Stand-aione. high-performance. pholopicaliy correcled F.iter Pnotometer ■ NVIS Radiance measuremenis of Green A, Grթer B. ofYellow panels or filters ■ ResettaWe detector overload prolection wth beeper lllummance Irradiance measurements (wth optionai accessor es) ■ Relative cokwimetric measuremenis of NVIS aev.ces (optionai) Օ Capabiinies ot ihe PR-1500 SpotMeter (see Product Bulletin 560) ■ Internai calibrt ionsource NVIS compatible readoui ■ Wide range ot...