NOVO-GLOSS IQ GONIOPHOTOMETER
Instrument Manual
www.64817.com TEL:0756-2236929
Страница 1: ...NOVO GLOSS IQ GONIOPHOTOMETER Instrument Manual www 64817 com TEL 0756 2236929...
Страница 2: ...R H O P O I N T I N S T R U M E N T S L T D Novo Gloss IQ Operation Manual...
Страница 3: ...anel 14 Navigating the Menus 15 Accessing the Main Menu 15 Using Short Cuts 16 Measurement Screen 17 Statistics and Memory 17 Calibration 18 Taking a measurement 21 Instrument set up options 22 Set up...
Страница 4: ...e illuminating light This condition is termed as specular reflection The Novo Gloss IQ uses a diode array to measure the distribution of reflected light 6 from the specular reflection angle Each measu...
Страница 5: ...ne in more detail the distribution of light around the specular angle The instrument provides goniophotometric profiles gloss haze and distinctness of image values which can be used to assess the visu...
Страница 6: ...s values but rated by observers as having a poor appearance The reason for differences between observed quality and measured gloss is because light entering a glossmeter is recorded as one value witho...
Страница 7: ...w light is reflected from the surface The size and frequency of structures on the surface these can be deliberate in the case of matting additives which scatter light or unintentional and unwanted suc...
Страница 8: ...and the visual effect they have on the paint surface or the quality of a reflected image The smallest textures 0 01mm result in gloss reduction the largest can result in visible ripples on the coated...
Страница 9: ...rd throughout the measurement range Haze Haze describes the milky halo or bloom adjacent to the reflected image Reflection haze on avehicle body causes a milky finish and a drop in reflection contrast...
Страница 10: ...Gloss haze instruments have not found mainstream acceptance in the coating industry because to take repeatable measurements the sample surface needs to be completely flat and un textured The relative...
Страница 11: ...s fuzzy and distorted The automotive industry was the main driver to increased quality gloss coatings Orange peel drastically reduces the perceived quality of automotive finishes Orange peel waviness...
Страница 12: ...asingly important The DOI value of a surface is number between zero and one hundred a surface that exhibits a perfect undistorted image returns a value of 100 as the values decrease and as the image b...
Страница 13: ...es the need for additional appearance information than that supplied with a glossmeter as the panels have virtually identical gloss when measured with this instrument Visual inspection however shows t...
Страница 14: ...n 18 19 and 21 22 the angles described in ASTM E430 The DOI value is a function of the slope of each curve the sharper the gloss response the higher the DOI value 100 DOI is a perfect reflecting surfa...
Страница 15: ...s IQ 20 60 goniophotometer BAM traceable high gloss calibration tile with certificate BAM traceable mirror reflectance calibration tile with certificate USB PC data cable Software disk Glass standard...
Страница 16: ...and replace the screws The battery compartment cover should be removed using the supplied screwdriver The instrument uses 4 x AA batteries Having installed the batteries press the centre button to po...
Страница 17: ...D button The four directional buttons are used tonavigate the menus the center button takes ameasurement Press the center button to power up the instrument To enter the main menu PRESS and HOLD the ce...
Страница 18: ...on press the corresponding button toaccess the indicated function As indicated on the Navigation Screen the following buttons access the following functions LEFT BUTTON Calibration Menu UP BUTTON Chan...
Страница 19: ...quick access to these functions simply press and hold the corresponding button For example to quickly change angles simply PRESS AND HOLD the UP BUTTON from any menu screen PRESS AND HOLD LEFT BUTTON...
Страница 20: ...last reading on the right the goniophotometric profile is displayed Statistics and Memory The instrument stores up to 50 readings with complete goniophotometric data Statistics can be displayed for G...
Страница 21: ...ry clean air the optics must not be touched If there are any permanent marks or scratches on the lenses the instrument is no longer suitable for measuring and should be returned to an authorised Rhopo...
Страница 22: ...button Press the left button to access the calibration screen Alternatively To shortcut to the calibration screen PRESS and HOLD the left button from any screen The calibration screen details of the...
Страница 23: ...20 20 20 20 The instrument takes a few seconds tocalibrate each angle when it is completed the measurement screen will be displayed...
Страница 24: ...faces in comparison to high gloss surfaces Selecting measurement angle To use the angle change shortcut PRESS and HOLD the up button The 20 angle is traditionally used to measure high gloss surfaces t...
Страница 25: ...use the set up menu shortcut PRESS and HOLD the down button from any screen Adjusting the stored calibration values Press the left button to adjust 20 Stored calibration value Press the right button t...
Страница 26: ...are still downloaded with this option switched OFF Press the UP button in set up menu 2 to toggle between Curve ON and Curve OFF Switch the Log Haze scale on off The instrument can be switched between...
Страница 27: ...set up menu Alternatively PRESS and HOLD the right button from any screen Delete the last reading from statistics memory To delete the last reading from memory press the LEFT button Delete the all re...
Страница 28: ...26 goniophotometric profile 6 11 19 haze 6 natural 7 Haze loghaze 7 Haze 11 human eye 3 incompatible raw materials 6 ISO 2813 12 log Haze switching on off 26 machining direction 7 matting additives 4...
