Camera lens 18mm a 55mm; 55mm a 230mm what it means
Zoom range.
18mm for the smallest coke, you can take a wide range of photos.
230mm for the most telephoto, can be telephoto, like a telescope.
In addition, do not recommend novice to buy these two shots, you will be entangled in the lens, and wasted a lot of time, beautiful picture fleeting.
Recommended 18-108 or 18-135
55-230, indicating that this lens allows the focal length to be selected from 55 to 230 in the middle of any number
The focal length of the human eye is equivalent to 55 mm
18mm shooting vision, 230mm can be a telescope
18-55, indicating that this lens allows the focal length to select any number between 18 and 55