Tilting at windmills 1988, which contained the song "Tilting at Windmills". Tilting at windmills Tilting at windmills is an English idiom that means attacking imaginary enemies. The expression is derived from the 1605 novel "Don Quixote" by Miguel de Cervantes, and the word "tilt" in this context comes from jousting. The phrase is sometimes used to describe either confrontations where adversaries are incorrectly perceived, or courses of action that are based on misinterpreted or misapplied heroic, romantic, or idealistic justifications. It may also connote an importune, unfounded, and vain effort against adversaries real or imagined for a vain goal. The phrase comes from
Tilted plane focus long lens of around 80mm) of a manual single-lens reflex camera (SLR) is set to infinity and shutter speed is set for the correct exposure at the widest aperture. Then the lens is removed and held against the lens mount opening and tilted. It is possible to see the tilted plane effect through the viewfinder. Despite the fact that the lens is separated from the camera body, there is little flare or fogging, and this can be avoided by placing a foam rubber 'donut' between the lens and camera body. Using a lens made for a medium-format camera will provide