Portable Spectrophotometer LSP-T2013

Introduction

Portable Spectrophotometer offers a 360 to 780nm wavelength range, delivering accurate color evaluation across the full visible spectrum. The device provides high repeatability for reliable color measurements in different operators. It features an adjustable camera positioning system that ensures accurate alignment and precise sample placement. Our portable spectrophotometer provides various color measurement spaces for color analysis in different lighting environments.

This analytical equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Portable Spectrophotometer is a handheld device for measuring the intensity of light reflected or transmitted by a surface at various wavelengths. It is widely used in construction and building materials for color matching in tiles, paints, and concrete.

Specifications

Wavelength Range	360 to 780 nm
Optical Geometry	D/8, / Include UV/ Exclude UV Light Source
Sensor	Silicon Photodiode Array (Double Row 32 Groups)
Sphere Size	Φ40 mm
Wavelength Pitch	10nm
Measured Reflectance Range	0 to 200%
Measuring Aperture	5 apertures: : Φ8mm / Φ10mm : Φ4mm / Φ5mm : 1 × 3mm
Color Spaces	, , Yxy, LCh, , S-, Hunter Lab, βxy, Lab 99, Munsell (C/2)
Color Difference Formula	ΔE × ab ΔE × uv, ΔE × 94, ΔE × cmc (2:1), ΔE ×cmc (1:1), ΔE × 00, ΔE99, ΔE(Hunter)
Other Indices	WI ( E313, /, , Hunter, TaubeBerger Stensby)), YI ( D1925, 313), MI
Illuminants	D 65, A, C, D50, D55, D75, F1, F2 (), F3, F4, F5, F6, F7 (), F8, F9, F10 (), F11(TL84) F12 (TL83/ U30), , ID50, ID65, , , , , , , , , , , ,
Viewing Angle	2°/10°
Measurement Time	1.5s
Repeatability	Chromaticity Value: /, within ΔE × ab 0.02 Spectral Reflectance: /, Standard Deviation within 0.08% (400nm to 700nm: within 0.18%)
Inter-Instrument Error	/, within ΔE × ab 0.15
Displayed Accuracy	0.01
Measurement Mode	2 to 99 times
Storage Capacity	1000 Pcs Standard, 30000 Pcs Sample
Operating Temperature	0 to 40°C, 0 to 85% RH, Altitude<2000m
Storage Temperature	-20 to 50°C, 0 to 85% RH
Power Consumption	129× 76 × 217mm
Dimensions (L× W× H)	129× 76 × 217mm
Weight	600g

Features

 Large Integrating Sphere

Silicon Photodiode Array Sensors

Extended Reflectance Range

Multiple Aperture Mode

High Repeatability Accuracy

FAQs

1. How often should a portable spectrophotometer be calibrated?

portable spectrophotometer should be calibrated daily or before each measurement session to maintain accuracy. Calibration aligns the device with a known white reference, correcting for drift caused by temperature, aging, or handling. devices include a calibration tile and prompt the user when recalibration is due. Skipping calibration can lead to inconsistent or incorrect color values. Regular calibration also ensures compliance with quality control standards. Some models even store calibration history for traceability. Performing this step takes only a few seconds but greatly improves long-term reliability.

2. Can portable spectrophotometers measure curved surfaces accurately?

Yes, many portable spectrophotometers are designed to handle curved surfaces with high accuracy when used correctly. Devices often come with small apertures, soft contact pads, or jigs that help maintain alignment. It's important to ensure the instrument makes full, even contact with the surface to avoid misreading. Taking multiple readings and averaging them can improve accuracy on uneven textures. Some advanced models offer live targeting or visual guides for proper positioning. Curved surfaces may require extra care during measurement, but it’s achievable. Following the manufacturer’s guidelines will ensure repeatability. With proper technique, accurate results on non-flat objects are possible.

3. How do light sources affect portable spectrophotometer readings?

It supplies portable spectrophotometer was advanced light sources. The internal light source of a portable spectrophotometer must simulate standard lighting conditions, such as D65 (daylight) or A (incandescent), for accurate color evaluation. Using consistent light removes the variability caused by ambient lighting in different environments. High-quality devices offer selectable illuminants for simulating various viewing conditions. Some models also correct for stray ambient light automatically. A poor or unstable light source can introduce color inaccuracies, especially in field settings. Calibrated light ensures repeatable measurements across locations and users. Choosing the right illuminant enhances color comparison reliability. Lighting control is critical for dependable color data.

4. How do portable spectrophotometers benefit the pharmaceutical industry?

portable spectrophotometer are used in pharmaceutical industry. It ensures that drug tablets, capsules, and liquids meet specified color standards. These devices help detect color inconsistencies in raw materials and finished products, preventing discrepancies that could impact efficacy or branding. They are also used for ensuring accurate color matching in packaging, which is vital for product identification and consumer trust. Spectrophotometers are critical for compliance with regulatory requirements that include strict color specifications for pharmaceuticals. Additionally, they are useful for monitoring the consistency of color in placebo medications and ensuring that products meet visual standards during inspections. Portable spectrophotometers enable real-time analysis on the production line, helping companies maintain quality and avoid costly errors.

5. How do portable spectrophotometers support environmental monitoring?

It supplies advanced portable spectrophotometers that are valuable tools for environmental monitoring, particularly in assessing the color of natural water bodies and pollutants. These devices can measure water samples for color changes, which may indicate contamination or environmental changes. In industries like agriculture, water color can reveal the presence of certain chemicals or organic material, allowing for rapid detection of pollution. Portable spectrophotometers are also used in monitoring air quality by measuring particulate matter that could impact the appearance of landscapes or ecosystems. The ability to perform these analyses on-site and in real-time improves the efficiency of environmental assessments. These spectrophotometers help ensure compliance with environmental regulations and provide vital data for sustainability initiatives. Their portability allows them to be used in remote locations, expanding the scope of environmental monitoring efforts.

6. What is the role of aperture size in portable spectrophotometer performance?

portable spectrophotometer have various aperture sizes. Aperture size controls the area of the sample being measured, which influences precision and repeatability. Smaller apertures are ideal for small, patterned, or curved samples, while larger apertures suit flat, uniform surfaces. Choosing the wrong aperture can lead to mixed or inaccurate readings. Some portable spectrophotometers offer interchangeable aperture plates for flexibility. Using the right size improves measurement consistency across different materials. Aperture selection also affects light scattering and color averaging. It’s important to fully cover the aperture with the sample for proper measurement. Proper aperture usage enhances both accuracy and efficiency.