Gossen GO 4200 Mavo-Spot 2 USB: Luminance 1 Degree Spot Measurement Instrument

The Gossen Mavo-Spot 2 USB: Luminance 1 deg. Spot Measurement Instrument is a 1 deg. attachment that provides very precise readings for this high-end meter. From a minimum distance of 1m and out to infinity, this accessory can be used to obtain precise luminance readings for many applications involving sports venues, street lighting, museums, projection screens, desk lighting and any architectural need. It can also be used to measure luminance from monitors. LED Compatibility One of the most important characteristics of a luxmeter is matching to the sensitivity of the human eye is the spectral luminous efficiency of the human eye in daylight and is defined in DIN 5031. The required matching is accomplished by means of an optical filter whose quality dictates the accuracy class. Permissible deviation is specified in DIN 5032 and DIN EN 13032 for the individual classes