Asked by pritam | 21st Feb, 2011, 12:04: AM

Expert Answer:

Dear student,
the image is not sharp either because of the focal length of the lens or the distance between the object and the lens.Without adjusting distances, Add other lenses to change the effective focal length of the combination. or try changing the medium of the lens llike dipping in water.
Hope this helps.

Answered by  | 21st Feb, 2011, 12:20: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.