| Product Model | CR4505 (Advanced) | CR4501(Basic version) | 
| Geometry | 45/0(45 ring-shaped illumination, vertical viewing); Comply with
CIE No.15,GB/T 3978,GB 2893,GB/T 18833,ISO7724-1,ASTME1164,DIN5033 Teil7,GB 2893、GB/T 18833
 |  | 
| Features | CR4505:Advanced version CR4501: Basic Version; spectrophotometer
with universal Φ8 measuring aperture. Color Reader is used forcolor difference quality control in plastic electronics, paint and
coating, textile and garment printing and dyeing,ceramics and
 other industries; Easily put it in your pocket, carry it with you
 |  | 
| Lighting source | Full spectrum LED light source |  | 
| Spectroscopic methods | Light filter splitting |  | 
| Sensors | CMOS dual optical path sensor |  | 
| Measurement wavelength range | 400~700nm |  | 
| Wavelength interval | 10nm |  | 
| Measure the diameter | Φ8mm |  | 
| Color space | CIE LAB,XYZ,Yxy,LCh,CIE LUV,s-RGB,HunterLab,βxy,DIN Lab99 | CIE LAB,LCh | 
| The color difference formula | ΔE*ab,ΔE*uv,ΔE*94,ΔE*cmc(2:1),ΔE*cmc(1:1),ΔE*00, DINΔE99,ΔE(Hunter) | ΔE*ab | 
| Other chromaticity indexes | Spectral reflectance, WI(ASTM E313,CIE/ISO,AATCC,Hunter), | / | 
|  | YI(ASTM D1925,ASTM 313), |  | 
|  | Metamerism Index Mt, Color fastness, color strength, and Opacity,
555 color classification, Munsell(C/2) (implemented by mobileAPP)
 |  | 
| Angle of observer | 2/10° | 10° | 
| Illumination | D65,A,C,D50,D55,D75,F1,F2(CWF),F3,F4,F5,F6,F7(DLF),F8,F9,F10(TPL5),F11(TL84),F12(TL83/U30),U35,NBF,ID50,ID65(Mobile
APPimplementation)
 | D65 | 
| Display | Sample chromaticity value, color difference value, pass/fail
result, color simulation, color deviation, reflectance (partlythrough mobile APP)
 | / | 
| Measuring time | about 1S |  | 
| Inter-instrument Error | ΔE*00<0.4 (BCRA II series 12 color bricks measured average) | ΔE*00<0.5(BCRA II series 12 color bricks measured average) | 
| Stability of measurement | Chromaticity value: ΔE*ab 0.05(After preheating and correction, the
average value of the whiteboard is measured for 30 times at aninterval of 5s)
 | Chromaticity value: ΔE*ab 0.1(After preheating and correction, the
average value of the whiteboard is measured for 30 times at aninterval of 5s)
 | 
| Multi-function smart button | The built-in "smart button" of the instrument can independently
complete the measurement function setting or test data review. | / | 
| Measurement requirements | Pass National Metrology | / | 
| Display precision | 0.01 |  | 
| Size | Ø30X100mm |  | 
| Weight | About 88g |  | 
| Battery | Lithium battery, can do tests continuously for 12000 times in a
single full charge |  | 
| Light source lifespan | 5-years more than 3 million times measurements |  | 
| Display | 1.14inch-IPS Color LCD |  | 
| Interface | Type-C USB; Bluetooth 5.0; Buttons | Type C USB, bluetooth | 
| Store the data | Standards: 10pcs, Samples: 100pcs. Mass storage can be expanded
through mobile APP | The device has no storage function and can be stored through the
mobile APP | 
| Software support | Andriod,IOS,Windows,Wechat small program,Hong meng, color cloud. |  | 
| Language | Chinese,English |  | 
| Operating temperature range | 0~40℃,0~85%RH(No condensation),Altitude:lower than 2000m |  | 
| Temperature range | -20~50℃,0~85%RH(No condensation) |  | 
| Standard accessories | Data line,manual,calibration box SQCX quality management
software,Color matching cloud Wechat applet,MOBCCS APP(download
from theofficial website)
 |  | 
| Optional Accessories | Mini printer |  | 
| Note: | Technical parameters are for reference only, subject to actual
instruments. |  |