natgillin/translations-raw huggingface dataset:
Test results
Ko se temperatura žarometa za meglo ustali na temperaturo okolja, je treba lečo žarometa za meglo in morebitno zunanjo lečo očistiti s čisto in vlažno bombažno krpo.
Visual inspection
Potem je treba opraviti vizualni pregled, pri katerem ne sme biti niti na leči žarometa za meglo niti na morebitni zunanji leči vidno kakršno koli zvitje, deformacija, razpoka ali sprememba barve.
Once the front fog lamp has been stabilised to the ambient temperature, the front fog lamp lens and the external lens, if any, shall be cleaned with a clean, damp cotton cloth.
Fotometrični preskus
It shall then be inspected visually; no distortion, deformation, cracking or change in colour of either the front fog lamp lens or the external lens, if any, shall be noticeable.
Za zagotovitev skladnosti z zahtevami tega pravilnika je treba fotometrične vrednosti preveriti na naslednjih točkah:
Photometric test
pri žarometih za meglo razreda „B“: na točki HV in na točki Imax v območju D;
To comply with the requirements of this Regulation, the following photometric values shall be verified in the following points:
pri žarometih za meglo razreda „F3“: na črti 5 na točki h = 0 in na točki Imax v območju D.
In case of class ‘B’ front fog lamps: at point HV and the point of Imax in zone D.
Lahko se opravi še ena nastavitev zaradi upoštevanja morebitne deformacije nosilca žarometa za meglo zaradi delovanja toplote (sprememba lege meje zastiranja je obravnavana v odstavku 2).
In case of class ‘F3’ front fog lamps: on line 5 at point h = 0 and the point of Imax in zone D.
Dovoljeno je 10-odstotno odstopanje fotometričnih značilnosti od vrednosti, izmerjenih pred preskusom, vključno z dovoljenimi odstopanji fotometričnega postopka.
Another aiming may be carried out to allow for any deformation of the front fog lamp base due to heat (the change of the position of the cut-off line is covered in paragraph 2).
Umazan žaromet za meglo
A 10 per cent discrepancy between the photometric characteristics and the values measured prior to the test is permissible including the tolerances of the photometric procedure.
Žaromet za meglo, ki je bil preskušen v skladu z zahtevami iz odstavka 1.1, mora eno uro delovati tako, kakor je opisano v odstavku 1.1.1.
Dirty front fog lamp
Po opravljeni pripravi, predpisani v odstavku 1.2.1, se preveri v skladu z navodili iz odstavka 1.1.3.
The front fog lamp, having been tested as specified in paragraph 1.1 shall be operated for one hour as described in paragraph 1.1.1.
Priprava žarometa za meglo
Following preparation, as prescribed in paragraph 1.2.1, it shall be checked as prescribed in paragraph 1.1.3.
Preskusna mešanica
Preparation of the front fog lamp
Za žaromete za meglo z zunanjimi lečami iz stekla:
Test mixture
Mešanica vode in umazanije, ki jo je treba nanesti na žaromet za meglo, mora vsebovati:
For front fog lamps with the outside lens in glass:
9 masnih delov silikatnega peska z zrnatostjo od 0 do 100 μm;
The mixture of water and a polluting agent to be applied to the front fog lamp shall be composed of:
1 masni del rastlinskega oglenega prahu (iz bukovega lesa) z zrnatostjo od 0 do 100 μm;
9 parts by weight of silica sand with a particle size of 0-100 μm;
0,2 masnega dela NaCMC [4]; in
1 part by weight of vegetal carbon dust (beech wood) with a particle size of 0-100 μm;
ustrezno količino destilirane vode s prevodnostjo S < l μS/m.
0,2 part by weight of NaCMC [4], and
Mešanica ne sme biti starejša od 14 dni.
an appropriate quantity of distilled water, with a conductivity of S < l μS/m.
Za žaromet za meglo z zunanjo lečo iz plastičnega materiala:
The mixture must not be more than 14 days old.
Mešanica vode in umazanije, ki jo je treba nanesti na žaromet za meglo, mora vsebovati:
For front fog lamp with outside lens in plastic material:
9 masnih delov silikatnega peska z zrnatostjo od 0 do 100 μm;
The mixture of water and polluting agent to be applied to the front fog lamp shall be composed of:
1 masni del rastlinskega oglenega prahu (iz bukovega lesa) z zrnatostjo od 0 do 100 μm;
9 parts by weight of silica sand with a particle size of 0-100 μm,
0,2 masnega dela NaCMC [4] NaCMC predstavlja natrijevo sol karboksimetilceluloze, ki se običajno označuje kot CMC.
1 part by weight of vegetal carbon dust (beech wood) with a particle size of 0-100 μm,
NaCMC, ki se uporabi pri mešanici umazanije, mora imeti v 2-odstotni raztopini pri temperaturi 20 °C substitucijsko stopnjo od 0,6 do 0,7 in viskoznost od 200 do 300 μP.
0,2 part by weight of NaCMC [4] NaCMC represents the sodium salt of carboxymethylcellulose, customarily referred to as CMC.
13 masnih delov destilirane vode s prevodnostjo S < 1 μS/m; in
The NaCMC used in the dirt mixture shall have a degree of substitution (DS) of 0,6-0,7 and a viscosity of 200-300 μP for a 2 per cent solution at 20 °C.
± 1 masni del površinsko aktivne snovi [5].
13 parts by weight of distilled water with a conductivity of S < 1 μS/m, and
Nanašanje preskusne mešanice na žaromet za meglo
± 1 part by weight of surfactant [5].
Preskusno mešanico je treba enakomerno nanesti na celotno svetlečo površino žarometa za meglo in nato pustiti, da se posuši.
Application of the test mixture to the front fog lamp
Postopek je treba ponavljati, dokler vrednost svetilnosti ne pade na 15–20 % vrednosti, ki so bile izmerjene za naslednjo točko pod pogoji, opisanimi v tej prilogi:
The test mixture shall be uniformly applied to the entire light emitting surface of the front fog lamp and then left to dry.
točka Emax v območju D.
This procedure shall be repeated until the illumination value has dropped to 15-20 per cent of the values measured for the following point under the conditions described in this annex:
PRESKUS SPREMEMBE NAVPIČNE LEGE MEJE ZASTIRANJA POD VPLIVOM TOPLOTE
Point of Emax in zone D.
Pri tem preskusu se preverja, ali navpični premik meje zastiranja pod vplivom toplote pri delujočem žarometu za meglo presega predpisane vrednosti.
TEST FOR CHANGE IN VERTICAL POSITION OF THE CUT-OFF LINE UNDER THE INFLUENCE OF HEAT
Na žarometu za meglo, ki je bil preskušen v skladu z odstavkom 1, se opravi preskus, opisan v odstavku 2.1, ne da bi ga odstranili iz vpenjalne naprave, namenjene za preskus, ali spremenili njegovo lego v njej.
This test consists of verifying that the vertical drift of the cut-off line under the influence of heat does not exceed the specified value for an operating front fog lamp.
Preskus
The front fog lamp tested in accordance with paragraph 1, shall be subjected to the test described in paragraph 2.1, without being removed from or readjusted in relation to its test fixture.
Preskus se izvede v suhem in mirnem ozračju pri temperaturi okolja 23 °C ± 5 °C.
Using a mass production light source, which has been aged for at least one hour, the front fog lamp shall be operated without being dismounted from or readjusted in relation to its test fixture.
Rezultat, izražen v miliradianih (mrad) se šteje kot sprejemljiv, če absolutna vrednost Δ rI
(For the purpose of this test, the voltage shall be adjusted as specified in paragraph 1.1.2).
izmerjena na tem žarometu za meglo, ni večja kot 2 mrad (Δ rI ≤ 2 mrad).
The position of the cut-off line between a point situated 3,0 degrees left and a point situated 3,0 degrees right of the line v-v (see Annex 4 of the Regulation) shall be verified after three minutes (r3) and 60 minutes (r60) respectively of operation.
Če je ta vrednost večja kot 2 mrad, vendar ne večja kot 3 mrad (2 mrad < Δ rI ≤ 3 mrad), je treba opraviti preskus na drugem žarometu za meglo, kakor je opisano v odstavku 2.1.
The measurement of the variation in the cut-off line position as described above shall be carried out by any method giving acceptable accuracy and reproducible results.
Preskus se opravi, ko je bil žaromet za meglo izpostavljen trem zaporednim ciklom, kakor je opisano spodaj, zaradi stabiliziranja lege mehanskih delov žarometa za meglo na vpenjalni napravi, ki ustreza pravilni vgradnji na vozilu:
The result expressed in milliradians (mrad) shall be considered acceptable when the absolute value Δ rI
enourno delovanje žarometa za meglo (napetost je treba prilagoditi skladno z odstavkom 1.1.2);
recorded on this front fog lamp is not more than 2 mrad (Δ rI ≤ 2 mrad).
enourno mirovanje.
However, if this value is more than 2 mrad but not more than 3 mrad (2 mrad < ΔrI ≤ 3 mrad) a second front fog lamp shall be tested as described in paragraph 2.1.
Tip žarometa za meglo velja za sprejemljivega, če srednja vrednost absolutnih vrednosti Δ rI, izmerjena za prvi vzorec, in Δ rII, izmerjena za drugi vzorec, ne presega 2 mrad.
This shall be done after the front fog lamp has been subjected to three consecutive cycles as described below, in order to stabilise the position of the mechanical parts of the front fog lamp that is mounted on a base representative of the correct installation on the vehicle:
Če preskušani žaromet za meglo vključuje signalne svetilke, morajo biti vse, razen svetilke za dnevno vožnjo, med preskusom ves čas vklopljene.
Operation of the front fog lamp for one hour.
Smerna svetilka, mora biti vklopljena v načinu utripanja, pri čemer naj bo časovno razmerje med vklopom in izklopom približno ena proti ena.
(The voltage shall be adjusted as specified in paragraph 1.1.2).
Če hkrati svetita dve ali več žarilnih nitk, medtem ko se uporablja utripanje žarometov, to ne šteje za običajno hkratno uporabo žarilnih nitk.
Period of rest for one hour.
Če preskušani žaromet vključuje signalne svetilke, morajo biti med preskusom ves čas vklopljene.
The front fog lamp type shall be considered acceptable if the mean value of the absolute values Δ rI measured on the first sample and Δ rII measured on the second sample is not more than 2 mrad.
Če je prisotna smerna svetilka, mora biti vklopljena v načinu utripanja, pri čemer naj bo časovno razmerje med vklopom in izklopom približno ena proti ena.
When the tested front fog lamp includes signaling lamps, the latter shall be lit for the duration of the test, except for a daytime running lamp.
NaCMC predstavlja natrijevo sol karboksimetilceluloze, ki se običajno označuje kot CMC.
In the case of a direction indicator lamp, it shall be lit in flashing operation mode with an on/off time ratio of approximately one to one.
Potrebna je količinska toleranca, da se dobi umazanija, ki se pravilno porazdeli po celotni plastični leči.
Should two or more lamp filaments be simultaneously lit when headlamp flashing is used, this shall not be considered as being normal use of the filaments simultaneously.
PRILOGA 6
When the tested headlamp includes signalling lamps, the latter shall be lit for the duration of the test.
ZAHTEVE ZA ŽAROMETE Z LEČAMI IZ PLASTIČNEGA MATERIALA – PRESKUŠANJE VZORCEV LEČ ALI MATERIALA IN CELOTNIH ŽAROMETOV
In the case of a direction indicator lamp, it shall be lit in flashing mode with an on/off time of approximately one to one.
Vzorci, predloženi skladno z odstavkom 2.2.2 tega pravilnika, morajo ustrezati zahtevam iz odstavkov 2.1 do 2.5.
NaCMC represents the sodium salt of carboxymethylcellulose, customarily referred to as CMC.
Vzorca celotnih žarometov, predložena skladno z odstavkom 2.3 tega pravilnika (ali z odstavkom 2.4 tega pravilnika, če je ustrezno) in opremljena z lečami iz plastičnega materiala, morata glede materiala leč ustrezati zahtevam iz odstavka 2.6.
The tolerance on quantity is due to the necessity of obtaining a dirt that correctly spreads out on all the plastic lens.
Na vzorcih leč iz plastičnega materiala ali na vzorcih materiala skupaj z reflektorjem, na katerega bodo pritrjene (kjer to pride v poštev), je treba opraviti homologacijske preskuse v časovnem zaporedju, določenem v tabeli A Dodatka 1 k tej prilogi.
ANNEX 6
Če pa proizvajalec žarometov lahko dokaže, da so bili na izdelku že opravljeni preskusi, predpisani v odstavkih 2.1 do 2.5, ali enakovredni preskusi skladno s katerim drugim pravilnikom, teh preskusov ni treba ponoviti; obvezni so le preskusi, predpisani v tabeli B Dodatka 1.
REQUIREMENTS FOR LAMPS INCORPORATING LENSES OF PLASTIC MATERIAL — TESTING OF LENS OR MATERIAL SAMPLES AND OF COMPLETE LAMPS
PRESKUSI
The samples supplied pursuant to paragraph 2.2.2 of this Regulation shall satisfy the specifications indicated in paragraphs 2.1 to 2.5.
Odpornost proti temperaturnim spremembam
The two samples of complete lamps supplied pursuant to paragraph 2.3 of this Regulation (or paragraph 2.4 of this Regulation as applicable) and incorporating lenses of plastic material shall, with regard to the lens material, satisfy the specifications indicated in paragraph 2.6.
Testiranje
The samples of lenses of plastic material or samples of material shall be subjected, with the reflector to which they are intended to be fitted (where applicable), to approval tests in the chronological order indicated in table A reproduced in Appendix 1 to this annex.
Na treh novih vzorcih (lečah) je treba v petih ciklih spreminjajoče se temperature in vlažnosti (RH = relativna vlažnost) opraviti preskuse po naslednjem programu:
However, if the lamp manufacturer can prove that the product has already passed the tests prescribed in paragraphs 2.1 to 2.5, or the equivalent tests pursuant to another Regulation, those tests need not be repeated; only the tests prescribed in Appendix 1, table B, shall be mandatory.
3 ure pri temperaturi 40 °C ± 2 °C in relativni vlažnosti 85–95 odstotkov;
TESTS
1 uro pri temperaturi 23 °C ± 5 °C in relativni vlažnosti 60–75 odstotkov.
Resistance to temperature changes
15 ur pri temperaturi –30 °C ± 2 °C;
Tests
3 ure pri 80 °C ± 2 °C;
Three new samples (lenses) shall be subjected to five cycles of temperature and humidity (RH = relative humidity) change in accordance with the following programme:
Pred tem preskusom morajo biti vzorci najmanj štiri ure izpostavljeni temperaturi 23 °C ± 5 °C in relativni vlažnosti 60–75 odstotkov.
3 hours at 40 °C ± 2 °C and 85-95 per cent RH;
Opomba: V enournih časovnih obdobjih s temperaturo 23 °C ± 5 °C mora biti vključen čas za prehod z ene temperature na drugo, ki je potreben za preprečevanje učinkov toplotnih šokov.
1 hour at 23 °C ± 5 °C and 60-75 per cent RH;
Fotometrične meritve
15 hours at – 30 °C ± 2 °C;
Metoda
3 hours at 80 °C ± 2 °C;
Pred preskusom in po njem je treba na vzorcih opraviti fotometrične meritve.
Before this test, the samples shall be kept at 23 °C ± 5 °C and 60-75 per cent RH for at least four hours.
Te meritve je treba opraviti pod pogoji, določenimi v odstavku 6.3 ali 6.4 tega pravilnika, v naslednjih točkah:
Note: The periods of one hour at 23 °C ± 5 °C shall include the periods of transition from one temperature to another which are needed in order to avoid thermal shock effects.
točka HV in
Photometric measurements
točka h = 0, v = 2° D v območju D;
Method
presečišče črte v-v s črto 6 in
Photometric measurements shall be carried out on the samples before and after the test.
presečišče črte v-v s črto 4.
These measurements shall be made under the conditions as specified in paragraph 6.3 or 6.4 of this Regulation, at the following points:
Rezultati
At point HV and
Fotometrične vrednosti, izmerjene pri vsakem vzorcu pred in po preskusu, se ob upoštevanju dovoljenih odstopanj fotometričnega postopka ne smejo razlikovati za več kot 10 odstotkov.
Point h = 0, v = 2° D in zone D.
Odpornost proti okoljskim in kemičnim dejavnikom
Intersection v-v line with line 6 and
Odpornost proti okoljskim dejavnikom
Intersection v-v line with line 4.
Tri nove vzorce (leče ali vzorce materiala) je treba izpostaviti sevanju vira, katerega spektralna razporeditev energije ustreza razporeditvi energije črnega telesa pri temperaturi med 5500 K in 6000 K. Med virom in vzorci je treba namestiti ustrezne filtre, da se čim bolj oslabijo sevanja z valovnimi dolžinami, manjšimi od 295 nm in večjimi od 2500 nm.
Results
Vzorci se izpostavijo sevanju energije 1200 W/m2 ± 200 W/m2 za obdobje, ki je določeno tako, da energija sevanja, ki jo sprejmejo, znaša 4500 MJ/m2 ± 200 MJ/m2.
The variation between the photometric values measured on each sample before and after the test shall not exceed 10 per cent including the tolerances of the photometric procedure.
Znotraj preskusne naprave mora biti temperatura, ki se meri na črni plošči, ki je na isti višini kot vzorci, 50 °C ± 5 °C.
Resistance to atmospheric and chemical agents
Zaradi zagotovitve enakomernega obsevanja se morajo vzorci vrteti okoli vira sevanja s hitrostjo med 1 in 5 obratov na minuto.
Resistance to atmospheric agents
Vzorce je treba škropiti z destilirano vodo s prevodnostjo, nižjo od 1 μS/m, pri temperaturi 23 °C ± 5 °C po naslednjem ciklu:
Three new samples (lenses or samples of material) shall be exposed to radiation from a source having a spectral energy distribution similar to that of a black body at a temperature between 5500 K and 6000 K. Appropriate filters shall be placed between the source and the samples so as to reduce as far as possible radiations with wavelengths smaller than 295 nm and greater than 2500 nm.
razprševanje: 5 minut;
The samples shall be exposed to an energetic illumination of 1200 W/m2 ± 200 W/m2 for a period such that the luminous energy that they receive is equal to 4500 MJ/m2 ± 200 MJ/m2.
sušenje: 25 minut.
Within the enclosure, the temperature measured on the black panel placed on a level with the samples shall be 50 °C ± 5 °C.
Odpornost proti kemičnim dejavnikom
In order to ensure a regular exposure, the samples shall revolve around the source of radiation at a speed between 1 and 5 1/min.
Po preskusu, opisanem v odstavku 2.2.1, in meritvi, opisani v odstavku 2.2.3.1, je treba obdelati zunanjo površino navedenih treh vzorcev po postopku, opisanem v odstavku 2.2.2.2, z mešanico, določeno v odstavku 2.2.2.1.
The samples shall be sprayed with distilled water of conductivity lower than 1 μS/m at a temperature of 23 °C ± 5 °C, in accordance with the following cycle:
Preskusna mešanica vsebuje 61,5 odstotka n-heptana, 12,5 odstotka toluena, 7,5 odstotka etiltetraklorida, 12,5 odstotka trikloretilena in 6 odstotkov ksilena (volumski odstotki).
Spraying: 5 minutes;
Nanašanje preskusne mešanice
Drying: 25 minutes.
Kos bombažnega blaga (po standardu ISO 105) se do nasičenja namoči v mešanico iz odstavka 2.2.2.1 in nato prej kot v 10 sekundah za 10 minut pritisne na zunanjo površino vzorca s pritiskom 50 N/cm2, kar ustreza sili 100 N na preskusno površino velikosti 14 × 14 mm.
Resistance to chemical agents
Med temi 10 minutami se blago ponovno napoji z mešanico, da sestava nanesene tekočine ustreza predpisani preskusni mešanici med celotnim trajanjem preskusa.
After the test described in paragraph 2.2.1 and the measurement described in paragraph 2.2.3.1 have been carried out, the outer face of the said three samples shall be treated as described in paragraph 2.2.2.2 with the mixture defined in paragraph 2.2.2.1.
Med pritiskanjem namočenega blaga na vzorec se lahko pritisk, ki deluje na vzorec, izravna, da se prepreči nastajanje razpok.
The test mixture shall be composed of 61,5 per cent n-heptane, 12,5 per cent toluene, 7,5 per cent ethyl tetrachloride, 12,5 per cent trichlorethylene and 6 per cent xylene (volume per cent).
Čiščenje
Application of the test mixture
Po nanašanju preskusne mešanice se vzorci posušijo na zraku, nato pa operejo z raztopino iz odstavka 2.3 (odpornost proti čistilom) pri temperaturi 23 °C ± 5 °C.
Soak a piece of cotton cloth (as per ISO 105) until saturation with the mixture defined in paragraph 2.2.2.1 and, within 10 seconds, apply it for 10 minutes to the outer face of the sample at a pressure of 50 N/cm2, corresponding to a force of 100 N applied on a test surface of 14 × 14 mm.
Nato je treba vzorce dobro sprati z destilirano vodo, ki pri temperaturi 23 °C ± 5 °C ne vsebuje več kot 0,2 odstotka primesi, in jih obrisati z mehko krpo.
During this 10-minute period, the cloth pad shall be soaked again with the mixture so that the composition of the liquid applied is continuously identical with that of the test mixture prescribed.
Po preskusu odpornosti proti okoljskim dejavnikom ne sme biti na zunanji površini vzorca nobenih razpok, prask, oddrobljenih delov in deformacij, srednja vrednost spremembe stopnje prepuščanja svetlobe,
During the period of application, it is permissible to compensate the pressure applied to the sample in order to prevent it from causing cracks.
ki se pri treh vzorcih meri po postopku, opisanem v Dodatku 2 k tej prilogi, pa ne sme biti večja od 0,020 (Δ tm ≤ 0,020).
Cleaning
Po preskusu odpornosti proti kemičnim dejavnikom ne sme biti na vzorcih nobenih sledi kemičnega obarvanja, ki bi utegnilo povzročiti spremenjeno razsipanje svetlobe, pri čemer srednja vrednost spremembe,
At the end of the application of the test mixture, the samples shall be dried in the open air and then washed with the solution described in paragraph 2.3 (resistance to detergents) at 23 °C ± 5 °C.
ki se pri treh vzorcih meri po postopku, opisanem v Dodatku 2 k tej prilogi, ne sme biti večja od 0,020 (Δ dm ≤ 0,020).
Afterwards the samples shall be carefully rinsed with distilled water containing not more than 0,2 per cent impurities at 23 °C ± 5 °C and then wiped off with a soft cloth.
Odpornost proti čistilom in ogljikovodikom
After the test of resistance to atmospheric agents, the outer face of the samples shall be free from cracks, scratches, chipping and deformation, and the mean variation in transmission
Odpornost proti čistilom
measured on the three samples according to the procedure described in Appendix 2 to this annex shall not exceed 0,020 (Δ tm ≤ 0,020).
Zunanja površina treh vzorcev (leč ali vzorcev materiala) se segreje na 50 °C ± 5 °C in se za pet minut potopi v mešanico, katere temperatura je 23 °C ± 5 °C in ki vsebuje 99 delov destilirane vode z največ 0,02 odstotka primesi in en del alkilarilsulfonata.
After the test of resistance to chemical agents, the samples shall not bear any traces of chemical staining likely to cause a variation of flux diffusion, whose mean variation
Po preskusu se vzorci posušijo pri 50 °C ± 5 °C.
measured on the three samples according to the procedure described in Appendix 2 to this annex shall not exceed 0,020 (Δ dm ≤ 0,020).
Površina vzorcev se očisti z vlažno krpo.
Resistance to detergents and hydrocarbons
Odpornost proti ogljikovodikom
Resistance to detergents
Nato je treba zunanjo površino teh treh vzorcev eno minuto rahlo drgniti s kosom bombažnega blaga, prepojenega z mešanico iz 70 odstotkov n-heptana in 30 odstotkov toluena (volumski odstotki), potem pa pustiti, da se posuši na zraku.
The outer face of three samples (lenses or samples of material) shall be heated to 50 °C ± 5 °C and then immersed for five minutes in a mixture maintained at 23 °C ± 5 °C and composed of 99 parts distilled water containing not more than 0,02 per cent impurities and one part alkylaryl sulphonate.
Po zaporedno opravljenih obeh zgornjih preskusih srednja vrednost spremembe stopnje prepuščanja svetlobe,
At the end of the test, the samples shall be dried at 50 °C ± 5 °C.
ki se pri treh vzorcih meri po postopku, opisanem v Dodatku 2 k tej prilogi, ne sme biti večja od 0,010 (Δ tm ≤ 0,010).
The surface of the samples shall be cleaned with a moist cloth.
Odpornost proti mehanskim poškodbam
Resistance to hydrocarbons
Metoda preskušanja odpornosti proti mehanskim poškodbam
The outer face of these three samples shall then be lightly rubbed for one minute with a cotton cloth soaked in a mixture composed of 70 per cent n-heptane and 30 per cent toluene (volume per cent), and shall then be dried in the open air.
Na zunanji površini treh novih vzorcev (leče) se opravi preskus enotnih mehanskih poškodb po metodi, opisani v Dodatku 3 k tej prilogi.
After the above two tests have been performed successively, the mean value of the variation in transmission:
Po tem preskusu je treba spremembe:
measured on the three samples according to the procedure described in Appendix 2 to this annex shall not exceed 0,010 (Δ tm ≤ 0,010).
stopnje prepuščanja svetlobe, Δ t
Resistance to mechanical deterioration
in stopnje razpršitve svetlobe, Δ d
Mechanical deterioration method
izmeriti po postopku, opisanem v Dodatku 2, na površini iz odstavka 2.1.2.1.