The Campbell-Stokes recorder utilises heat from the sun's rays, focused by a solid glass sphere to an intense spot, to char a trace on a sunshine card. Routinely mounted on a plinth, the Campbell-Stokes records the duration of bright sunshine in either hourly or daily totals.
The Campbell Stokes Sunshine Recorder is manufactured to the British Meteorological Office's specification. The sphere is made from well-annealed optical glass and the hours of sunshine are...
Please select the type of Sunshine Recorder cards you require. MET-1604-D3 suitable for use with MET-1604 and applications in the UK 25-60° Northern or Southern Latitude or MET-1603-D1...