In a concave lens, a ray of light emanating from the object parallel to the principal axis of the lens, after refraction:
Text Solution
Verified by ExpertsB
When incident light is parallel to principal axis, after refraction image will be at focus. This focus will be second principal focus 
.
In this question as lens is concave (diverging) after refraction light will diverge and appears to be coming from second principal focus 
.
"The focus on the side of the original source of light is called first focal point ( 
), whereas the other is called the second focal point ( 
).
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems