0
Why shoukld you never use the coarse adjustment knob on high power?
Wiki User
∙ 7y agoWant this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What adjustment knob is used to focus with high power?
coarse
Why would you never use the coarse adjustment knob on high power?
The coarse adjustment knob may move the lens too far too fast and the slide may crack and/or the object be squashed. Using the fine adjustment lens will bring the object into focus much more accurately. In addition, the coarse adjustment knob adjusts in too great a quantity. The fine is less responsive so its easier to adjust at high magnification.
What moves the stage of a microscope up and down?
It is the Coarse Adjustment, but only use it on Low Power.
Why is it dangerous to focus using the coarse adjustment knob for on a microscope when using high power?
It can burn your eye.
Why cant the coarse adjustment knob be used on high power lenses?
The coarse adjustment knob is used for making major changes to the focus, and is therefore too inaccurate to use at high powers, where only a very fine adjustment can drastically change the clarity of the picture you see.
Which focusing knob do you never use under high power?
The coarse adjustment knob should never be used when viewing in high power with a compound microscope. When in high power, use the coarse adjustment (the knob smaller than the coarse adj.) to more accurately focus on the subject.
The coarse adjustment knob on a microscope should never be used with the?
high-power lens
What is the name of the adjustment knob that moves the body tube for focusing with the high-power objective lens?
I assume you would use the fine adjustment knob for high power objectives.
What adjustment knob is used to focus with high power?
coarse
Why should you never use direct the coarse adjustment knob on high power?
You should not use the coarse adjustment knob when you can see a blurred silhouette of your object. Then you use the Fine adjustment knob to zoom in on it for a sharper image.
What part of the microscope should you used to focus the image when using high power objective lens?
First of all, one should never call it high power, it is morecommonly called the "high objective", yet that is not what this question is asking. To answer the question: You use the fine adjustment knob. This knob should be located near the coarse adjustment knob, on the opposite side of the microscope (at the same height as the coarse adjustment knob), or even as a separate knob protruding from the coarse adjustment knob. The fine adjustment knob is smaller in size. You should never, ever use the coarse adjustment knob under the high objective, you could scratch the microscope slide, cover slip, high objective lens, or in a worst case scenario break the high objective lens.
Why should you never us the coarse adjustment knob on high power?
Because the movement is too large and you can break the slide of you turn it the wrong way.
6 How does the procedure for using the microscope differ under high power?
For low power you can use the coarse adjustment and fine adjustment for high power you should only use the fine adjustment because on high power, the objective lens is too close to the slide and using the coarse adjustment may scratch the objective lens.
Which part of a microscope should be used with the low power objective but not with the high power objective?
Coarse Adjustment
What is the function of coarse focus adjustment knob on the microscope?
The function of a microscope's coarse adjustment knob is to improve focus on the object under study by adjusting the lens. Unlike the fine adjustment, coarse adjustment moves the lenses quickly.
How does the procedure for using the microscope different under high power as oppose to low power?
use the fine adjustment knob to get a better view of what you are looking at.For low power you can use the coarse adjustment and fine adjustmentfor high power you should only use the fine adjustment because on high power, the objective lens is too close to the slide and using the coarse adjustment may scratch the objective lens.
How does the procedure for using the microscope differ under high power as opposed to low power?
use the fine adjustment knob to get a better view of what you are looking at.For low power you can use the coarse adjustment and fine adjustmentfor high power you should only use the fine adjustment because on high power, the objective lens is too close to the slide and using the coarse adjustment may scratch the objective lens.
