J-Series Ultraviolet Meters by Analytik Jena AG
These meters are photovoltaic devices for taking accurate and repeatable readings of UV light sources.
J-225 Meter measures the intensity of shortwave UV (254nm). Each meter comes with a sensor, attentuation screen and filter. This meter's sensor is sensitive within a range from 220 to 280nm with maximum sensitivity at 254nm
J-221 Meter measures the intensity of longwave UV (365nm). It's sensor is sensitive from 300 to 400nm with a peak sensitivity at 365nm. J-221 Meter comp... Read more