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The coarse focusing mechanism is the rough focus knob on the microscope. It is used to move the objective lenses toward or away from the specimen.
Doorhandle.
A lock on a door knob.
Why should the fine adjustment knob be used only with the HPO
The book says it takes 31 foot pounds to put it on so I am thinking it will come off with force. The book doesnt say how to disassemble it so not sure. All I got. there is a small clip on the front of the shifter knob, near the top. pry this out with a pocket knife or similar and then remove.
When the "fine" adjustment control does not bring operation into the desired range.
If you turn the knob away from you, it will come closer to the slide. If you turn the knob towards you, it will move away from the slide/moves up.
If you turn the knob away from you, it will come closer to the slide. If you turn the knob towards you, it will move away from the slide/moves up.
Coarse adjustment knob.
Focusing, its called a focusing knob.
it could be either coarse or fine knob. coarse knob is used to focus image at higher magnification, while fine knob is used to focus on lower magnification
The coarse-adjustment knob moves the body tube up and down to allow focusing of the image.
The coarse-adjustment knob moves the body tube up and down to allow focusing of the image.
The coarse-adjustment knob moves the body tube up and down to allow focusing of the image.
I assume you would use the fine adjustment knob for high power objectives.
It is used for focusing.
Use a coarse adjustment knob (large movement) to get near, then use the fine adjustment knob (small movement) to fine-tune.