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Why should you always move the objective lens away from the slide when you're focusing a microscope?
Wiki User
∙ 11y ago
If you move closer while looking thru the lens, there is a danger of cracking the slide, especially using coarse adjustment.
Wiki User
∙ 11y ago
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When using a compound light microscope and focusing should the lowest power lens should be used?
yes it should.
Why should you watch from the slide before you lower the objective of your microscope?
Movements viewed through the microscope are exaggerated quite a bit. As such, it's best to attempt to line up the object on the slide by looking at the slide directly, rather than through the objective.
Why should you always have to look at a microscope from side when moving an objective?
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Why shouldnt the microscope be focused by moving the objectives and the slide closer together?
A microscope should not be focused by moving the objectives and the slide closer together because it will affect the working distance. It is the optimal distance between objective lens and the upper surface of the slide.
What two parts should you hold when you carry a microscope?
You should hold the arm and the base of the microscope.
Why should preliminary focusing always be done upwards?
When focusing the microscope downward, you take the chance of damaging the expensive objective lens by crushing the slide trying to get it.
What should you always remember when handling microscope slides?
Do not allow the high power objective to tough the lenses
A microscope should be stored with the objective in place?
It should be stored with the low-power objective in place.
Which objective should be in place both when beginning to use the microscope?
Scanning objective
What should objective lens should a microscope be stored in?
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Why a microscope should be stored in low power objective lens?
A microscope should be stored in low power objective lens because the lens can scratch against the lens.
When focusing with a microscope should the stage be moving up or down?
up
When focusing a specimen you should always start with which objective?
Ocular Lens (eyepiece) or Stage
What objective should be used for initial focusing explain?
Scanner or 4x objective. This is to not confuse our eyes on the magnification that we will see.
why should preliminary focusing of microscope be done upward?
It will bring an object into focus..
When switching from the low-power objective to the high-power objective should you open or close the diaphragm Explain your answer?
When working with a microscope you should always take procauctions but one question I am asked a lot is When working with a microscope do you open or close the diaphram when working with the medium- and high-power objective nobs? The answer is you keep it open if you don't you won't be abler to see any thing.
Why should you look to the slide before you lower the objective of your microscope?
so the objective lens will not touch the slide.
