This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
Vossius ring is seen in: 
Select and explain. 
A. Cornea, B. Lens, C. Vitreous, D. Retina
B: Lens
Answer: B: Lens 
Explanation: Ans. Lens