It is unmistakable that shooting at night with manual focus is much more accurate (and faster) at night. If you have ever noticed, it is incredibly difficult to focus on dark objects during night which have little or no light or contrast. When you use manual focusing at night, you will capture night scenes far more accurately. In order to install a cold air intake on the Focus, the battery must be removed to run the pipe underneath. Begin by taking the cables off the battery and lift it from the battery box. Then unscrew the 3 bolts holding the box in, and remove it from the car, unclipping the cables from the back and side. This will give access to the snorkel pipe. You can use a specific focus point to guide it, although manual focus may be faster and/or more accurate. Manual focus is useful when the subject is visually similar to its surroundings or Well firstly it helps to have a normal eyesight. If you don't then adjust the diopter next to the viewfinder according to your eyesight. Using live view i.e. the LCD screen will immensely give you sharp manual focus when you use it to 5or 10 time Manual focus allows you to control the plane where the camera sets its focus (called "hyperfocal point" in photography speak). Before iOS 8 you were only able to tap the part of the screen where you wanted focus to be set, and the iPhone would do its best to make that part focused (and also well exposed). Manual Focus or Automatic Focus? I wont be covering much on the technical aspects of focusing in this article but on the practical uses of Manual and Automatic Focus. If you're interested in learning more about the technical parts of focusing and how it actually works I recommend reading this article from B&H PhotoVideo. You must set the camera to manual exposure mode and set the aperture and shutter speed manually - no automation. WARNING: Do not mount pre-AI lenses on any digital camera other than the Nikon Df. Such lenses can be converted to the AI standard, but lenses that have not been converted can damage the camera or themselves be damaged. How to Take Great Pictures with the Canon EOS Rebel T7i set the second icon from the left to High Speed Continuous. Change Method of Focus to AI Servo for continuous autofocus (make sure the Manual focus is a particularly good option with macro photography because many cameras struggle to lock onto very close subjects and the lens ends up hunting (moving in and out of focus) every Re: How to manually focus quickly? In reply to dannybgoode • Aug 16, 2012 Here is an old post i bookmarked from the respected former Pentax and Panasonic forums stalwart Godfrey DiGiorgi, about classic focusing-screen manual focus technique.