Law of Scheimpflug

" When the three plans are parallel clearness is ensured on all the surface of the image."

"When one of the three plans is tilted clearness is ensured on all the surface of the image if and only if the plans are cut in same a droite."

See too

Laws of optics

Random links:

Grand Prix of literature of the SGDL | Mount Saint-Bruno | Jacques Lüthy | Fedor Sologub | Paul Morel | Colline_de_Rose,_comté_de_Lee,_la_Virginie