The following devices are in accordance with DIN 54502:
Standard DIN 54502
ZGM 1120 Glossmeter
Small-sized precision glossmeter with USB-interface which is especially suitable for gloss measurements on the smallest of parts and on very confined surfaces.
ZOL 1150 Online-Glossmeter
Tailored gloss-measuring system for industrial areas for contactless online measurement of all gloss ranges from matt to high gloss up to 2‘000 GU.