Description
Overview
GAOTek benchtop spectrophotometer colorimeters is a smart, simple operate, and high precise spectrophotometers. It adopts a 7 in (17.7 cm) touch screen, full wavelength range, and Android operating system. Illumination: reflectance D or 8° and transmittance D or 0° (UV included or UV excluded), high accuracy for color measurement, large storage memory, PC software, because of the above advantages, it is used in a laboratory for color analysis and communication.
Features
- Automatic calibration
- High precision automatic calibration
- Excellent long-term repeatability
- Ensure excellent measurement repeatability after environment changes
- Advanced automatic calibration technology
- Greatly improves long-term repeatability of instruments
- Under constant temperature
- The De X ab of day 1 and day 30, Can still reach 0.015
- It has two lamps: pulsed xenon and LED
- 24 kinds of illuminants and more than 40 measurement indices
- Temperature and humidity compensation function
- 7 in (17.7) touch screen, Android operate system
- Dual optical paths spectrum analysis technology
- Support SCI+SCE simultaneous rapid measurement
Technical Specifications
Lighting or light receiving System | Reflectance d or 8 (Diffused illumination, 8-degree viewing) Simultaneous measurement of SCI or SCE, conform to CIE No.15, GB or T 3978, GB 2893, GB or T 18833, ISO7724 or 1, DIN5033 Teil7, JIS Z8722, condition C, ASTM E1164, ASTM-D1003-07, Transmittance d or 0 (Diffused illumination, 0-degree viewing) |
Sensor | Silicon Photodiode Array |
Light splitting Method | Concave Grating |
Integrating sphere Diameter | 5.9 in (152 mm) |
Wavelength range | 360 nm to 780 nm |
Wavelength Pitch | 10 nm |
Spectral Resolution | 1.6 nm |
Reflectance measurement Range | 0% to 200%, resolution 0.01% |
Light Source | Pulse Xenon Lamp and LED |
UV Measurement | Including UV, 400 nm cutoff, 420 nm cutoff, 460 nm cutoff |
Measurement Time | Single mode < 2 sec |
Measurement or Illumination Aperture | Reflectance XLAV 1 in or 1.18 in (Φ 25.4 mm or Φ 30 mm), LAV 0.59 in or 0.70 in (Φ 15 mm or Φ 18 mm), MAV 0.31 in or 0.43 in (Φ 8 mm or Φ 11 mm), SAV 0.11 in or 0.23 in (Φ 3 mm or Φ 6 mm), Users can customize the caliber, automatic identification of caliber switching Transmittance, 0.66 in or 0.98 in (Φ 17 mm or Φ 25 mm) |
Transmission Measurement Specification |
Sample height and thickness, unlimited height, thickness ≤ 1.9 in (50 mm) |
Long Term Repeatability | XLAV chromaticity value, standard deviation ΔE x ab within 0.015 (Any temperature change at 68 ℉, 50 ℉ (20 °C, ± 10 °C), measure the white calibration plate every hour within 24 hours) |
Repeatability | ΔE x ab ≤ 0.015, Spectral reflectance or transmittance ≤ 0.1% |
Inter-Instrument Agreement | XLAV ΔE x ab 0.2 |
Standard observer | 2° and 10° |
Light source | A, B, C, D50, D55, D65, D75, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, CWF, U30, U35, DLF, NBF, TL83, TL84, ID50, ID65, LED-B1, LED-B2, LED-B3, LED-B4, LED-B5, LED-BH1, LED-RGB1, LED-V1, LED-V2 |
Color Spaces | CIE LAB, CIE LUV, LCh, Hunter Lab, Yxy, XYZ, Mussell, s-RGB, βxy |
Chromatic aberration formula | ΔE x ab, ΔE x CH, ΔE x uv, ΔE x cmc, ΔE x 94, ΔE x 00, ΔE x ab (Hunter), 555 color classification |
Storage | 8 GB |
Operation system | Android |
Power supply | DC regulated power supply |
Operating temperature | 40 ℉ to 104 ℉ (5 ℃ to 40 ℃) |
Operating humidity | 80% RH, 95 ℉ (at 35 ℃) no condensation |
Storage temperature | -4 ℉ to 113 ℉ (-20 ℃ to 45 ℃) |
Storage humidity | 80% RH, 95 ℉ (at 35 ℃) no condensation |
Interface | RS-232, USB, USB-B |
Screen Size | 7 in (17.7 cm) capacitive touch screen |