I assume you mean the lenses. They're the 10x, 40x, 100x etc. They're the things you turn to see the slide better
The ocular and objectives
Parcentric refers to the alignment of optical elements in a microscope so that the center of the field of view remains constant when changing objectives. Parfocal means that when changing objectives on a microscope, the image stays approximately in focus.
In a microscope, the stage controls the movement of the objectives. The stage can be adjusted vertically to bring the specimen into focus and horizontally to move the specimen under the objectives for viewing.
dust shied is the one top the objectives. It protects the objectives from dust.
After returning the microscope, check to ensure that all lens objectives are in the lowest position, the light source is turned off, and the power cord is neatly stowed. Before returning the microscope, clean the lenses with lens paper, ensure the stage is in the lowest position, and cover the microscope to protect it from dust.
A "parfocal" microscope maintains its position as objectives are changed.
the optical system of a microscope is the objectives
The objectives on what I have observed is.... it able us to see the tested specimen that is in the mouthpieceof the microscope and contains mirror inside ...
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low power objectives....
ambot lng
I really dont know
stage
To switch objectives on a microscope, you need to rotate the nosepiece that holds the objectives. Simply grasp the nosepiece and turn it until the desired objective clicks into place. Make sure to refocus the image after changing objectives to ensure a clear view.
The objective lens on a microscope is responsible for magnifying the specimen being observed. It gathers light rays from the specimen and focuses them to produce a magnified image. By changing objectives, you can adjust the level of magnification on the microscope.
it supports the upper part of the microscope where the eyepiece, draw tube , body tube and the objectives is placed .