– In Huygens’s eye-piece the distance of the first focal point lies at distance ….. to the right of the field lens.
A. f/2
B. f
C. 3/2 f
D. 2f
Answer:C
– In Huygens’s eye-piece the distance of the first focal point lies at distance ….. to the right of the field lens.
A. f/2 B. f C. 3/2 f D. 2f