Four in one!
This is a quite unique instrument as it allows the user to
measure four different parameter on a single hand held device.
The Elsec 764 will measure not only lux and uv but also temperature
and humidity too. One of the options available for the 764
include the ability to log up to 10,000 readings.
Other options include:-
Lux / UV only
Lux/ UV/ IR (thermal radiation) and temperature (774)
more......