![](http://erichsen-usa.com/wp-content/uploads/sites/3/2014/04/522.png)
Compact instruments to determine the resistance to exposure to sun light using a Xenon high pressure lamp (1500 W or 2500 W). Adjustable levels of irradiance, uniform illumination by special mirror system, exchangeable filters for variable UV fraction. Programmable flooding system for periodic wetting of specimens available.