Reply To: Brightness of a summer blue daytime sky › Forums › General Discussion › Brightness of a summer blue daytime sky › Reply To: Brightness of a summer blue daytime sky 16 June 2024 at 9:23 am #623441 Nick JamesParticipant The Meinel plot approximates the response of the human eye which is what I think Grant was interested in. Clearly things would be different if you used filters etc.
