Hmoov tsis zoo, nyiaj txiag yog cuav heev ntau hauv peb lub tebchaws. Tab sis yuav ua li cas kom paub sai txog daim nqi cuav, thiab kom tom qab ntawd tsis muaj teeb meem loj? Muaj ntau txoj hauv kev uas yuav pab peb paub qhov txawv txhiab-daim tawv ntawm daim fakes.
Cov Lus Qhia
Kauj ruam 1
Ua ntej koj yuav tsum paub txog cov khoom tiv thaiv nyiaj. Rau tus qauv, cia wb mus nqa ib txhiab-ruble ntawv qhia hauv xyoo 2004. Nws muaj tag nrho cov qib tsim nyog ntawm kev tiv thaiv: cov nyhuv moiré, metallized kev ruaj ntseg xov, laser microperforation, xim-kuj tsis paub meej xim, cim dej.
Tam sim no cia peb xav txog qib ntawm banknote tiv thaiv nyob rau hauv ntau yam.
Kauj ruam 2
Kuj tsis paub meej xim xim.
Ntawm cov fakes, lawv feem ntau siv cov xim uas hloov kev ntxoov ntxoo ntawm cov xim, lossis siv cov kua roj vanish tshwj xeeb. Raws li qhov tshwm sim, tus neeg hloov daim nqi thiab pom tias cov xim liab tau dhau los ua tsaus dua. Raws li qhov tshwm sim, qhov kev xav ntawm lub suab pauv hloov tau tsim. Nrog cov txheej txheem no, cov neeg tswj hwm kev tswj hwm kom cov neeg feem coob ruam. Txawm li cas los xij, txij li cov xim raug xa mus ua "hloov xim" thiab tsis yog "hue-hloov", kev siv cov ntsia thawv tsis tu ncua kuj tseem siv tau. Los ntawm afar, nws gleams, tab sis tsis hloov nws tus kheej xim. Qhov no yog tsim nyog xav txog.
Kauj ruam 3
Metallized kev ruaj ntseg xov.
Dhia kev ruaj ntseg xov tau nkag rau hauv daim ntawv, uas yog cov hlua yas txaij hlau. Ntawm kev kuaj pom, nws zoo li 5 lub duab plaub sib tw 2 hli dav, tawm ntawm qhov saum npoo ntawm cov cim txiaj ntsig nrog kev tsim cov kab sau rau ntawm ib qho xwb - sab nraub qaum. Thaum saib daim ntawv qhia nyiaj "dhau los ntawm lub teeb", cov xov xov me me zoo li txuas ntxiv cov kab txaij dub nrog cov npoo niaj zaus.
Kauj ruam 4
Laser microperforation.
Txhawm rau tshawb cov qhov, koj tsuas yog xav tau "ci ntsa iab" daim nqi. Cov cim cim tau pom zoo txawm tias hauv lub teeb hluav taws xob tsawg. Txhawm rau kov, lub cim kev nyab xeeb tsis muab nws tus kheej tawm hauv txhua txoj kev, vim tias lub qhov yog hlawv nrog lub laser (thiab tsis raug chob nrog rab koob nqaim xws li hauv cov khoom lag luam txiv qaub). Tsis tas li, saum npoo ntawm daim nqi tseem nyob tau zoo tsis muaj kev ntxhib.
Kauj ruam 5
Clipping cov nyhuv.
Nws yog cov ntawv cuav uas tsis tshua muaj kev tiv thaiv kom tsis txhob muaj kev ruaj ntseg, tab sis nws siv kev paub thiab 3-5 feeb ntawm lub sijhawm los tswj nws.
Kauj Ruam 6
Dej cim ntsuas dej.
Cov cim dej tau muab tso rau ntawm daim teb daim ntawv qhia nyiaj ntawm cov ntawv txhab nyiaj: ntawm ib qho nqaim - cov ntawv digital qauv ntawm tus neeg lees, ntawm qhov dav ib - daim duab ntawm Yaroslav The Wise
Kauj Ruam 7
Moire nyhuv.
Nws muaj nyob hauv qhov tseeb tias qee thaj chaw ntawm lub txhab nyiaj, thaum pom ntawm lub kaum sab xis, pom zoo li yuav luag txhua yam hauv xim, thaum thaum lub kaum sab xis ntawm qhov hloov pauv, nws tawg mus rau xim kab txaij du lug sib dua Cov. Thaj chaw no yuav tsum nyob ntawm daim ntawv sau ua nyiaj tshiab, nyob rau ntawm cov khoom dai kom zoo nkauj rau sab laug ntawm daim duab tseem ceeb.
