The Shot Doctor: The Amateur’s Guide to Taking Great Digital Photos

Chapter 1. Quick Reference to Common Photo Problems

Problem	Causes	Solution	References
Focusing and Image Blur Problems
The subject is blurred; other parts of the photo are sharp	The camera focused on the wrong area of the picture	Use focus/exposure lock to lock the subject in sharp focus	Page 170
Can’t focus on the subject due to obstructions (wires, bars, screens, and so on)	The camera autofocuses on the object closest to the lens	Use focus lock to focus on an object at a similar distance; change the focus point; use manual focus	Pages 170, 172, 177
The camera focuses on the wrong part of the scene (the subject is blurry)	The camera has multiple focus points, which might not match what you want to focus on	Switch the camera to use only a single focus point ...