he microscope available in your biology lab has a converging lens (the eyepiece) with a focal length of 2.50 cmcm mounted on one end of a tube of adjustable length. At the other end is another converging lens (the objective) that has a focal length of 1.00 cmcm . When you place the sample to be examined at a distance of 1.30 cmcm from the objective, at what length lll will you need to adjust the tube of the microscope i