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Why is it helpful for a microscope to be parfocal?
Having a parfocal microscope means that when you switch to a higher magnification lens, the specimen stays nearly in focus. This saves time by reducing the need for constant refocusing when changing magnifications, allowing for a smoother and more efficient workflow during microscopy.
What word is used to indicate if object is in focus at low power it will also be in focus at high power?
Parfocality is the term used to indicate that when an object is in focus at low magnification, it will also remain in focus at higher magnifications without the need for refocusing.
Parts of magnifying system of a microscope?
the magnifyings system include the eye piece i.e. ocular lens and objective i.e. parfocal lenses
What is meant by the reference to the earth being an isolated planet?
When the earth is referred to as an isolated planet, it usually means that the earth is distinct from other celestial bodies in terms of its environment and characteristics. This isolation highlights the uniqueness of the earth in terms of its ability to support life and its position in the universe.
A parfocal microscope allows you to quickly focus using the low power or scanning lens and then to switch to a higher power lens with only a minimal adustment of the fine focus knob?
A parfocal microscope is designed so that when you switch from a lower power objective lens to a higher power one, the specimen remains in focus with minimal adjustments required. This feature enhances efficiency in microscopy, allowing for quick transitions between magnifications without losing sight of the sample. As a result, users can easily observe details at different scales without the frustration of constantly refocusing. This is particularly beneficial in research and educational settings where time and clarity are crucial.
Why is it desirable for microscope lenses to be parfocal and parcentric?
Microscope lenses that are parfocal and parcentric allows the user to changed between lenses will keeping the speicemen focused and centered, instead of having to adjust the x, y or z plane (i.e. focus and the stage).
What is parcentric?
"Parcentric" is a term used in genetics to describe chromosomes that have their centromere positioned near the center, rather than at one end. This term is used to differentiate such chromosomes from acrocentric chromosomes which have their centromere located near one end.
What does it mean if your microscope is parcentric?
If a microscope is parcentric, it means that as you switch between different objective lenses, the specimen will remain centered in the field of view without having to readjust its position. This ensures that the specimen stays in focus and properly aligned as you change magnifications.
What is the advantage of the parfocal lenses?
The advantage of a parfocal microscope=when different objective lenses are rotated, the object being examined will remain in view
If after focusing in low power only the fine adjustment need to be used to focus the specimen at the higher powers the microscope is said to be?
parfocal
Observing an image at low power then switching to high the image disappears?
Look up parafocal and parcentric.
What property of a compound light microscope enables a person to change objectives without major focusing adjustments?
It's Parfocal property."Parfocal: This is a focus issue. When changing from one objective to another, the new image should be either in focus or close enough so that you can refocus with only minor adjustments. Most microscopes are parfocal." from www.microscope-microscope.org
Why is it helpful for a microscope to be parfocal?
Having a parfocal microscope means that when you switch to a higher magnification lens, the specimen stays nearly in focus. This saves time by reducing the need for constant refocusing when changing magnifications, allowing for a smoother and more efficient workflow during microscopy.
What is meant by histerisis?
what is meant by histerisis in terms of Elctrical Machines?
Explain what is meant by feedback in terms of acquiring skill?
Explain what is meant by feedback
What is meant by the terms natural resource?
a) What is meant by the term "sustainable natural resources"?
What is meant by STF in terms of insurance?
STF
