Audited Supplier
CS-821N is a highly stable benchtop spectrophotometer; the newly upgraded auto-calibration technology ensures excellent stability of the instrument for long-term use and measurement, even in the case of drastic environmental changes. Benchtop spectrophotometer cs-821N has two illumination sources: pulsed xenon lamp and led; with 24 standard light sources and 40+ measurement indicators, it can simulate and calculate color data under various light sources and color indicators.
*Inter station difference:dE<0.15(Xlav caliber)
*It has two kinds of lighting sources: pulse xenon lamp and led
*There are 24 kinds of standard light sources and more than 40 kinds of measurement indexes
*Temperature and humidity operation compensation function
Product Features
*Automatic calibration
*High stability UV light source, providing stable fluorescence measurement result
*Excellent repeatability when measuring on black samples
*Excellent consistency with other competing products made in United States, Japan, and Europe
*Excellent long-term repeatability, even after rapid changes in the environment can still guarantee excellent repeatability
*24 kinds of illuminants and more than 40 measurement indices
*Temperature and humidity compensation function
*Seven -inch touch screen, Android operate system
*Dual optical paths spectrum analysis technology
*Support SCI+SCE simultaneous rapid measurement
*It has two lamps: pulsed xenon and LED
| Model | CS-821N |
| Illumination/ Viewing System | Reflectance: d/8(Diffused illumination, 8 degree viewing);Simultaneous measurement of SCI/SCE, conform to CIE No.15, GB/T 3978, GB 2893, GB/T 18833, ISO7724/1, DIN5033 Teil7, JIS Z8722 condition C, ASTM E1164, ASTM-D1003-07 Transmittance d/0(Diffused illumination, 0 degree viewing ) |
| Sensor | Silicon Photodiode Array |
| Grating Method | Concave grating |
| Sphere diameter | 152mm |
| Wavelength range | 360nm-780nm |
| Wavelength interval | 10nm |
| Half width | 5nm |
| Reflectance Range Resolution | 0-200%, resolution 0.01% |
| Lighting source | Pulsed xenon lamp and LED |
| UV measurement | Including UV, 400nm cut, 420nm cut and 460nm cut |
| Measurement time | SCI/SCE < 2s;SCI+SCE < 4s |
| Measurement / illumination aperture | Reflection: xlav ΦΦ 30mm ,LAV ΦΦ 18mm MAV Φ 8mm/ Φ 11mm ,SAV Φ 6mm (Auto aperture size recognition) Aperture for transmission: Φ 25mm |
| Transmittance Sample Size | No limit on sample width and height, thickness ≤50mm |
| Long term repeatability | XLAV Chromaticity value: Standard deviation within ΔE*ab 0.015 (20ºC±10ºC arbitrary temperature change, white tile is measured every hour within 24 hours) |
| Repeatability | XLAV Spectrum Reflectance/Transmittance: standard deviation within 0.1% XLAV Chromaticity value: Standard deviation within ΔE*ab 0.015 * When a white calibration plate is measured 30 x at 10-second intervals after white calibration |
| Inter-Instrument Agreement | XLAV ΔE*ab 0.2 (BCRA Series II, Average measurement of 12 tiles, at 23ºC) |
| Observer | 2 ° and 10 ° |
| Illuminants | A,C,D50,D55,D65,D75,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,CWF,U30,DLF,NBF,TL83,TL84 |
| Language | English, Russian, Spanish, Portuguese, Japanese, Thai, Korean, German, French, Polish,Chinese (simple and traditional) |
Display | Reflectance and Transmittance graph/value, color value, color difference values, pass/fail, color simulation, color assessment, haze, liquid chromaticity values, color tendency |
| Color space | L*a*b,L*C*h,Hunter Lab,Yxy,XYZ |
| Color index | WI(ASTM E313-00,ASTM E313-73,CIE/ISO, AATCC, Hunter, Taube Berger, Stensby) YI(ASTM D1925,ASTM E313-00,ASTM E313-73),Tint(ASTM E313-00),Metamerism index milm, stain fastness, color fastness, ISO brightness, R457, A density, T density, E density, M Density, APHA/Pt-Co/Hazen, Gardner, Saybolt, ASTM color, Haze, Total Transmittance, Opacity, Color Strength |
| Colour-difference formula | ΔE*ab,ΔE*CH,ΔE*uv,ΔE*cmc,ΔE*94,ΔE*00,ΔEab(Hunter),555 hue classification |
| Storage space | 8GB |
| Screen size | 7-inch touch screen |
| Operating system | Android |
| Power Supply | DC stabilized power supply |
| Operating temperature and humidity range | 5 ~ 40 ° C, relative humidity below 80% (at 35 ° C), no condensation |
| Storage temperature and humidity range | -20 ~ 45 ° C, relative humidity below 80% (at 35 ° C), no condensation |
Accessories | Power adapter, data cable, transmission fixture, software USB flash disk, black cavity, white board, green board, 0% calibration shading cover (820n attached), 30mm diameter board,18mm diameter board, 11mm diameter board, 6mm diameter board,support table, cuvette, damping handle |
| Optional Accessories | Heating transmission fixture (including control circuit), vertical support, pneumatic ejector rod(including control circuit), small sample clamping accessories, pull rod box,European standard plug and American standard plug Reflective cuvette support, corrosion-resistant protective plate (non removable), fiber test box, film clamp and micro transmission clamp |
| Interface | RS-232,USB,USB-B |
| Other function | 1. Camera viewfinder positioning; 2. The instrument can measure laterally, upward and downward (using accessories); 3. Automatic temperature and humidity compensation function |
*After the instrument is calibrated, measure the white correction plate 30 times at an interval of 5 seconds, and measure the standard deviation of the results with xlav caliber
*Based on the average of xlav caliber measurements of 12 color plates of BCRA series at 23 ° C
Standard accessories
Instrument * 1, power adapter * 1, data line * 1, transmission fixture * 1, software USB flash disk * 1, black cavity * 1, white board * 1, green board * 1, 0% calibration shading cover (820n attached) * 1, 30mm diameter board * 1, 18mm diameter board * 1, 11mm diameter board * 1, 6mm diameter board * 1, support table * 1, cuvette * 1, Zuni handle * 1
Options
Heating transmission fixture (including control circuit), vertical support, pneumatic ejector rod (including control circuit), small sample clamping accessories, reflecting cuvette support, corrosion-resistant protective plate (non removable), fiber test box, film fixture, micro transmission fixture, pull rod box, European standard plug and American standard plug
CHNSpec Technology (Zhejiang) Co., Ltd
CHNSpec Technology (Zhejiang) Co., Ltd. is a leading chinese enterprise in the field of color and appearance measure device, mainly engaged in the research and development, production, and sales of color detection equipment. the products include colorimeter, spectrophotometer, transmittance haze meters, gloss meter , paint color matching software, hyperspectral cameras, and are widely used in industries such as plastic, coatings, printing, automotive parts, metals, home appliances, universities, and research institutions both domestically and internationally.
CHNSpec Technology (Zhejiang) Co., Ltd is located in Xiasha Higher Education Park, Hangzhou City. The main responsible person of the company has a senior professional title and a doctoral degree or above. The company has introduced R&D teams from well-known universities such as Zhejiang University and China Jiliang University. The development of color spectrum has attracted the attention of domestic experts and scholars, and has cooperative relationships with authoritative research institutions such as the Zhejiang Provincial Key Laboratory of Modern Metrology and Testing and Instruments, the National Engineering Center for Metrology and Testing Technology of the Ministry of Education, etc. With the care of various experts, the technical level and research and development capabilities of CHNSpec Technology (Zhejiang) Co., Ltd have achieved leapfrog development and achieved remarkable results. CHNSpec Technology (Zhejiang) Co., Ltd has a number of invention patents, including one American invention patent, a number of utility model patents, appearance patents, and software copyrights.
In addition, multiple invention patents are still in the announcement stage. CHNSpec Technology (Zhejiang) Co., Ltd has published multiple papers in domestic first-class scientific research journals and has been included in SCI and EI.
1. Are you a trader or a manufacturer?
Answer: We are the first one in the china to produce the colorimeter , we are also the first one in the china to produce the benchto spectrophotomter
2. How can i do the annual calibration ?
Answer : it is the most important factor you have to consider when you purchase the color spectrohotometer , Luckly we have local partner who can support you to do this calibration.
3.. how long the warranty time ?
Answer: Basically 1 year free warranty , and 10 years after sales support.
4. What's the delivery time ?
Answer: 3-5 days after payment received.
5. How do your spectrophotometer compare with Xrite , Konica Minolta and X-rite ?
Answer : Same excellent performance , but much more competitive price
