an eye piece lens
Through the uppermost lens.
eyepiece
ocular lens
Ocular
The eyepeice
It's called an "OCULAR" according to a microscope supplier site.
Probably the eyepiece, but it depends on the type of microscope. Some eyepieces do not have any magnification whatsoever.
You can see the oil when you look through the eyepiece.
The lens on a microscope got their name from a lentil bean.(The lens on a microscope look like a lentil bean)
Depends how much you magnify it! Check the lens!
An ocular lens is the top part of a microscope it is the eyepiece that you look through. The ocular lens is there it magnify whatever if being viewed. It can be different strengths base on the size power of the lens.
microscope consists of two lens called eye lens and objective lens. objective lens is lens kept behind object and eye lens is keep on the top of microscope .i.e. on the place through which we look. firstly the object is placed behind the objective of microscope which is turned into virtual, erect and magnified image. later this image is thought to be the object for the eye lens and this objects forms real, inverted and magnified image.