Light Fastness Tester LBLT-T2010

Introduction

Light Fastness Tester maintains temperatures from 10°C to 80°C, suitable for both cool and warm testing conditions. It controls humidity between 60% and 98% RH, ideal for high-moisture environments. The outer shell has a high-quality paint finish, while the inner chamber is made of durable, rust-resistant SUS304 stainless steel. Ultra-fine glass fiber insulation between the inner and outer chambers ensures excellent thermal insulation. our light fastness tester is also suitable for use in specialized industries like automotive, electronics, aviation, and medical fields.

This test 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

Light Fastness Tester is used in industries like construction, electronics, and automotive for accurate lightfastness and weatherability testing.

Specifications

Temperature Range	10℃ to 80℃
Humidity Range	60% to 98% R.H
Blackboard Temperature	30℃ to 100℃ (Deviation ±3℃)
Temperature Fluctuation	≤ ±0.5℃
Temperature Uniformity	≤ ±2.0℃
Humidity Fluctuation	+2% to -3% R.H
Cooling Method	Air cooling
Glass Window Filter	Borosilicate glass
Interior Material (Cabinet)	Stainless steel
Exterior Material (Cabinet)	Baking paint
Xenon Lamp Light Source	Air-cooled xenon arc
Xenon Lamp Power	1.8 W
No. of Lamp Tubes	1
Rain Time	1 to 9999 minutes (continuously adjustable)
Rainfall Cycle	1 to 240 minutes (interval, adjustable)
Water Nozzle Aperture	0.8 mm
Rainwater Pressure	0.12 to 0.15 kPa
Spraying Time	18 min/102 min, 12 min/48 min
Spraying Water Pressure	0.12 to 0.15 MPa
Heating Power	4.5 KW
Humidifying Power	3 KW
Light Cycle	0 to 999 minutes (continuously adjustable)
Dark Cycle	Can be set
Spectral Wavelength	295 to 800 nm
Irradiance Range	100 W to 800 W/m² (adjustable)
Machine Noise	≤ 75 dB
Power Supply	AC380V ±10%, 50Hz
Rated Power	12 KW
Dimension	500 × 500 × 600 mm
Net Weight	310 Kg
Gross Weight	385 Kg

Features

Air duct system

Upper/ lower air outlet 

7-inch colour touch

High cooling system

Built-in safety and protection

FAQs

1. What is a Light Fastness Tester and why is it important in product testing?

A Light Fastness Tester is a specialized device used to evaluate how materials like fabrics, plastics, coatings, or paints withstand prolonged exposure to light, especially ultraviolet (UV) rays. This test is crucial in determining how products will perform when used outdoors or under artificial lighting conditions. Over time, light can cause fading, discoloration, or degradation of materials. By using a light fastness tester, manufacturers can ensure their products maintain color and performance standards under real-world lighting conditions. It plays a key role in quality control and product development in industries like textiles, automotive, construction, and electronics.

2. How does the humidity and temperature control system enhance the accuracy of testing?

Precise control over humidity and temperature is essential when simulating real-world environmental conditions. The Light Fastness Tester maintains a controlled environment where humidity levels can be adjusted between 60% and 98% RH, and temperature ranges from 10°C to 80°C. These settings allow users to replicate high-moisture or extreme temperature scenarios that materials might face in different climates or applications. Such accurate control ensures that the test results are reliable and reproducible, making it easier for companies to predict how their products will perform over time in various environmental conditions.

3. What types of industries benefit from using a Light Fastness Tester?

A wide range of industries utilize light fastness testing to assess the durability and performance of their materials. In the automotive industry, it helps test the fading of car interiors and seat fabrics. In electronics, it’s used to ensure that plastic casings and components don’t degrade under lighting or heat. Aviation and medical equipment manufacturers also use these testers to check the resilience of materials exposed to UV radiation or harsh environments. Even construction and architectural companies rely on this equipment to verify the longevity of building materials and coatings. In essence, any sector concerned with material longevity and appearance under light exposure can benefit from it.

4. What makes Light Fastness Tester user-friendly and efficient for laboratory testing?

Light Fastness Testers are designed with ease of use and efficiency in mind. A large 7-inch color touch screen interface simplifies operation, allowing users to set parameters and monitor conditions in real time. The built-in air duct system ensures even airflow distribution for consistent testing, while safety features are in place to protect both the operator and the machine. Its durable construction using stainless steel interiors and a high-quality painted exterior ensures long-term reliability. Additionally, features like adjustable rain cycles, temperature stability, and precise humidity control make it a versatile choice for various testing needs.

5. How does the xenon arc lamp simulate natural sunlight in light fastness testing?

The xenon arc lamp used in Light Fastness Testers closely mimics the full spectrum of natural sunlight, covering wavelengths from 295 nm to 800 nm. This broad spectral range includes ultraviolet (UV), visible, and infrared (IR) light, making it ideal for accurately simulating sunlight exposure. The lamp is air-cooled, energy-efficient, and delivers consistent irradiance levels adjustable from 100 W to 800 W/m². By simulating real-world sunlight conditions, the xenon arc lamp helps assess how different materials react to prolonged light exposure, including fading, cracking, or weakening, thereby helping manufacturers create more durable and weather-resistant products.