Fig. 30: The light of the setting sun is shining on the tower of the church in Windisch. In the background are the Swiss Alps with the Gross Schärhorn (left) and the Gross Düssi (behind the tower). Shot through a Williams Optics refractor with 735mm focal length and f/7 aperture ratio. Nikon D850; Δt=1/125 s; ISO 200; 29 May 2018 20:45:44
