Device for artificial weathering comprising two light emission sources

• Main Authors: JAHNKE, JU RN, LAHOUZE, OLIVIER, MCGRAIL MATT
• Format: Patent
• Language: Chinese; English
• Published: 04.11.2022
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

A method for measuring a sample (3; 23) for testing the artificial weathering or light resistance of a substrate (10; 20), comprising a weathering chamber (1; 21) arranged in the weathering chamber (1; 21), a first light source (4.1; 24.1), a first light source (4.1; 24.1) comprising one or more fluorescent ultraviolet lamps, each comprising an emission spectrum having a maximum wavelength lower than the predetermined wavelength, and a second light source (4.2; 24.2), a second light source (4.2; 24.2) comprises one or more light emitting diodes (4.2; 24.2), each light emitting diode comprising an emission spectrum having a maximum wavelength higher than a predetermined wavelength. 一种用于样品(3；23)的人工风化或耐光性测试的装置(10；20)，包括风化室(1；21)，设置在风化室(1；21)中的第一光源(4.1；24.1)，第一光源(4.1；24.1)包括一个或多个荧光紫外灯，每个荧光紫外灯包括最大波长低于预定波长的发射光谱，以及设置在风化室(1，21)中的第二光源(4.2；24.2)，第二光源(4.2；24.2)包括一个或多个发光二极管(4.2；24.2)，每个发光二极管包括最大波长高于预定波长的发射光谱。