It takes 2 years of graduate study in a subfeild, practicum experience, and a thesis.
<span />
If you search that click the first link ;)
Answer:
It looks like its moving north.
Explanation:
A camera lens (also known as photographic lens or photographic objective) is an optical lens or assembly of lenses used in conjunction with a camera body and mechanism to make images of objects either on photographic film or on other media capable of storing an image chemically or electronically.
