Stalwart

ST-301

Handheld Spectrophotometer

ST-301 handheld spectrophotometer features only 8mm single aperture. Both SCI and SCE mode makes it widely use in many applications. High accuracy let Stalwart spectrophotometer better suitable for color matching system for better color measurement and color formula use.

ST-301 Handheld Spectrophotometer

4 Illuminants, 8mm Aperture, SCI&SCE, Good Precision. Comply with CIE No.15, ISO7724/1, ASTM E1164,DIN5033 Teil7, ST-301 color spectrophotometer features only 8mm single aperture. Both SCI and SCE mode makes it widely use in many applications. It has high accuracy 0.06 based on white calibration plate measured 30 times at 5 seconds intervals after white calibration was performed.

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Features
Specifications
Application
Literature

Features

Perfect combination of beautiful appearance and the human body mechanics structural design.
D/8 geometrical optics, conforms with CIE No.15, ISO7724/1, ASTM E1164, DIN5033 Teil7.
Use long life and low power consumption combined LED light source.
Single 8mm aperture, support both SCI and SCE at the same time.
Measure sample spectra, accurate Lab data, can be used in color matching and accurate color transmission.
High electronic hardware configuraƟon: 3.5-inch TFT color LCD, Capacitive Touch Screen, concave grating, 256 image Element Double Arrays CMOS Image Sensor.
USB port.
Super stain-resistant and stable standard white calibration plate
Large capacity storage space, over 20,000 measurement data
Two standard observer angles, a variety of illuminant, a variety of color indexes, conforms with a variety of standard colorimetric data, meet a variety of customers' demand for color measurement.
Camera Locating Function, better position.
PC software has a powerful function extension.

Specifications

Model	ST-301
Optical Geometry	Reflect: di:8°, de:8°(diffused illumination, 8-degree viewing angle)
Integrating Sphere Size	48mm
Light Source	Combined LED Light
Spectrophotometric Mode	Concave Grating
Sensor	256 Image Element Double Array CMOS Image Sensor
Wavelength Range	400-700nm
Wavelength Interval	10nm
Semi band Width	10nm
Measured Reflectance Range	0-200%
Measuring Aperture Single Aperture	8mm/10mm
Specular Component	SCI &SCE Color Space CIE Lab, XYZ,Yxy, LCh, CIE LUV, LAB
Color Difference Formula	ΔEab, ΔEuv, ΔE94, ΔEcmc(2:1), ΔEcmc(1:1), ΔE00v, ΔE
Other Colorimetric Index	WI(ASTM E313, CIE/ISO, AATCC),YI(ASTM D1925,ASTM 313), TI(ASTM E313, CIE/ISO), Metamerism Index MI, Staining Fastness, Color Fastness, Color Strength, Opacity, 8° Glossiness
Observer Angle	2°/10°
Illuminant	D65, A, C, D50
Displayed Data	Spectrogram/Values, Samples Chromaticity Values, Color Difference Values/Graph, PASS/FAIL Result, Color Offset
Measuring Time	2.6s
Repeatability	MAV/SCI: ΔE*≤0.06
Inter-instrument Error	MAV/SCI: ΔE*≤0.4
Measurement Mode	Single Measurement, Average Measurement
Locating Method	Camera View Finder Locating
Battery	Li-ion battery. 5000 measurements within 8 hours
Dimension	LWH=18477105mm
Weight	600g
Illuminant Life Span	5 years, more than 3 million times measurements
Display	3.5-inch TFT color LCD, Capacitive Touch Screen
Data Port	USB
Data Storage	Standard 2000 Pcs, Sample 20000 Pcs
Language	English
Operating Environment	0~40°C, 0~85%RH (no condensing), Altitude < 2000m
Storage Environment	-20~50°C, 0~85%RH (no condensing)
Standard Accessory	Power Adapter, Built-In Li-ion Battery, User Guide, PC Software White and Black Calibration Cavity, Dust Cover
Optional Accessory	Micro Printer, Powder Test Box

Application

Stalwart handheld spectrophotometer can easily achieve color transferring , and be used as a precision instrument for color matching system. It's widely used in plastics, electronics, painting, ink, textile and garment, printing and dyeing, printing paper, automove, medical, cosmetics and food industries, scientific research institutes, schools and laboratories.

Literature

ST-301 Brochure

Model

ST-301

Optical Geometry

Reflect: di:8°, de:8°(diffused illumination, 8-degree

viewing angle)

Integrating Sphere Size

48mm

Light Source

Combined LED Light

Spectrophotometric Mode

Concave Grating

Sensor

256 Image Element Double Array CMOS Image Sensor

Wavelength Range

400-700nm

Wavelength Interval

10nm

Semi band Width

10nm

Measured Reflectance Range

0-200%

Measuring Aperture Single Aperture

8mm/10mm

Specular Component

SCI &SCE Color Space CIE Lab, XYZ,Yxy, LCh, CIE LUV, LAB

Color Difference Formula

ΔE*ab, ΔE*uv, ΔE*94, ΔE*cmc(2:1), ΔE*cmc(1:1), ΔE*00v, ΔE

Other Colorimetric Index

WI(ASTM E313, CIE/ISO, AATCC),YI(ASTM D1925,ASTM 313),

TI(ASTM E313, CIE/ISO), Metamerism Index MI, Staining

Fastness, Color Fastness, Color Strength, Opacity, 8° Glossiness

Observer Angle

2°/10°

Illuminant

D65, A, C, D50

Displayed Data

Spectrogram/Values, Samples Chromaticity Values, Color

Difference Values/Graph, PASS/FAIL Result, Color Offset

Measuring Time

2.6s

Repeatability

MAV/SCI: ΔE*≤0.06

Inter-instrument Error

MAV/SCI: ΔE*≤0.4

Measurement Mode

Single Measurement, Average Measurement

Locating Method

Camera View Finder Locating

Battery

Li-ion battery. 5000 measurements within 8 hours

Dimension

L*W*H=184*77*105mm

Weight

600g

Illuminant Life Span

5 years, more than 3 million times measurements

Display

3.5-inch TFT color LCD, Capacitive Touch Screen

Data Port

USB

Data Storage

Standard 2000 Pcs, Sample 20000 Pcs

Language

English

Operating Environment

0~40°C, 0~85%RH (no condensing), Altitude < 2000m

Storage Environment

-20~50°C, 0~85%RH (no condensing)

Standard Accessory

Power Adapter, Built-In Li-ion Battery, User Guide, PC Software

White and Black Calibration Cavity, Dust Cover

Optional Accessory

Micro Printer, Powder Test Box