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What objective lens should be used to initially focus a specimen under a microscope?
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Which objective should be in place both when beginning to use the microscope?
Scanning objective
What should you always remember when handling microscope slides?
Do not allow the high power objective to tough the lenses
What should be done whenever you are finished with a microscope?
remove the slide,return the low-power objective, use lens paper to clean the stage of microscope and the lenses
When you are presented with a specimen to examine what two questions do you ask to decide what type of microscope you should use?
1. Is the specimen transparent/translucent at the wavelengths you wish to examine? 2. What level of magnification are you interested in? (optical or EM)? ... crossed Nichols? ... What discipline? ... liquid or solid specimen? ?? JCF
Why should you use the scanning objective to find objects first?
Try it any other way and you'll see. The scanning objective has the largest field of view, the greatest depth of field, and the greatest working distance. It is the most forgiving objective. It is the easiest to find the specimen and focus on it.
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?
iiddkkk :/ soorryyy!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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 observing a slide should the specimen be on the top or bottom surface of the microscope?
A specimen should be on the top surface of the slide and place a cover-slip over it.
Should you aim the mirror of a microscope at the sun to make sure the specimen is well lit?
No
Why should you look to the slide before you lower the objective of your microscope?
so the objective lens will not touch the slide.
Which part of a microscope should be used with the low power objective but not with the high power objective?
Coarse Adjustment
What kind of objective should be used in studying whole section of a specimen?
A Magnifying Glass
When storing a microscope which objective lens should be pointed downward?
10x
When should the high power objective be used?
When a very close view of the specimen is necessary. You can focus in on one part of the specimen.
Should you leave oil on a 100x objective lens when you put the microscope away?
No, it is best to clean the oil from the 100x objective lens using lens paper or a clean cloth specifically made for cleaning lenses before putting the microscope away. Leaving oil on the lens can attract dust and debris, leading to a blurry image and potentially damaging the lens.
