The low power or lowest power objective
The microscope stage should be in its lowest position to avoid damaging the objective lens when you first begin to focus on an object. Begin focusing with the coarse adjustment knob and then use the fine adjustment for finer focusing.
10x
You should use the lowest value lens. It is the shortest one.
objective lens
Storing a microscope with the low power objective lens in place helps protect the lens and prevents accidental damage or contamination during storage. The low power lens is less delicate compared to other high-power lenses, making it a safer option for storage to ensure the microscope remains in good condition for future use.
The ocular is the upper lens and objective is the lower lens
low power objective lens
Begin by using the lowest power objective lens and then switching to the next highest power lens.
so the objective lens will not touch the slide.
The microscope stage should be in its lowest position to avoid damaging the objective lens when you first begin to focus on an object. Begin focusing with the coarse adjustment knob and then use the fine adjustment for finer focusing.
10x
scanning objective
Because during movement of lens there is no slide below objective .
You should use the lowest value lens. It is the shortest one.
A review should begin with an objective summary, so the audience has a solid background of the material that will be critiqued later.
objective lens
The objective lens