2 thin convex lenses of focal lengths 15cm and 20cm are separated by a horizontal distance of 10cm and their principal axes are separated by a vertical distance of 5mm. Taking the center of the 1st lens as origin and considering a paralell beam of light comin the left, find the co-ordinates of the focal point of this lens system. [Ans: (14,4)]

Abhipsa Mishra , 14 Years ago

Grade 12