The ‌GESTER GT-D02A-1 Air-Cooled Light Fastness Tester‌ is a professional xenon arc instrument for testing colorfastness and light aging of textiles, paint, rubber, plastics, paper, etc. It features a 2500W xenon lamp, multi-mode operations (spray, light-dark cycles, sample rotation), and individual sample timing. With a 25-55°C temperature range, 10-95%RH humidity control, 12 ISO/9 AATCC sample holders, meets international standards such as ISO 105-B02 and AATCC TM16, it offers stable, efficient performance for QA and R&D labs.

The GT-3000 Water-cooled Light Fastness Tester is a professional-grade Weatherometer designed to simulate the most extreme outdoor conditions. this xenon weathering test chamber provides accurate simulation of full-spectrum sunlight, humidity, and rain. It is the ideal solution for industries requiring high-irradiance testing, such as automotive, coatings, and plastics. Fully compliant with ASTM G155 and ISO 105 B02 standards, the GT-3000 ensures your materials meet the most rigorous global durability requirements.