Product detail:The 220 is a large capacity lightfastness tester dedicated for textile testing. It comes with premium on-rack light and temperature sensor and non-aging optical filter technology. With the ability to test 38 samples, the 220 provides nearly twice as much capacity in the same footprint compared to 150S+. The combination of its large test chamber and the efficient use of power and water make it today?s most economic air-cooled instrument available. It complies to standards ISO 105 B02, AATCC TM16 (option 3), and Marks & Spencer C9, C9A.