![lookthrough microscope lookthrough microscope](https://image.freepik.com/free-photo/young-scientist-look-through-microscope-while-doing-research-scientific-laboratory_38716-249.jpg)
Move the microscope slide until the image is in the center of the field of view.The turn the fine adjustment knob, as necessary, for perfect focus.
![lookthrough microscope lookthrough microscope](https://www.honoroptics.com/wp-content/uploads/2019/12/Compound-Dissecting-Microscope.jpg)
Continue until the image comes into broad focus.
![lookthrough microscope lookthrough microscope](https://burst.shopifycdn.com/photos/look-through-the-microscope.jpg)
Move the microscope slide until the image is in the center of the field of view.The turn the fine adjustment knob, as necessary, for perfect focus.
Continue until the image comes into broad focus.