The designed-in daylight sensor captures photo voltaic irradiance and records it in an image file, permitting for light-weight payment of image details through 2nd reconstruction. This leads to far more accurate NDVI final results, as well as enhanced accuracy and regularity of information acquired with time. The above mentioned facts https://share.evernote.com/note/9f77c0f1-9e84-2ae0-ce6b-48761e7f252c