it is called fibrin
The small knob is called the fine focus knob, and the big knob is called the coarse focus knob on a microscope. The fine focus knob is used for precise focusing, while the coarse focus knob is used for initial focusing.
fine adjustment knob
Pull the knob out. There is a small slot in the side of the knob. Put a small flat blade screwdriver in the slot and pull the knob out. The screwdriver will release a clip and the knob will come off.
Focusing, its called a focusing knob.
The knob that moves the stage slightly to sharpen the image on a microscope is called the fine focus knob. It allows for precise adjustments to the focus of the specimen by moving the stage up and down in very small increments.
The big knob on a microscope is typically called the coarse focus knob. This knob is used to move the objective lenses closer to or further away from the specimen, allowing for rough adjustment of the focus.
focus
The knob used for pitch adjustment or tuning on the violin is called the "peg".
The larger knob used for focusing on a microscope is called the coarse focus knob. It is used to make rapid adjustments to bring the specimen into view.
the scroll
Their is a small staple in the front of the knob you pull it out with a small screw driver and it should pull right out hope it helped
There is a small metal C clip on the front side of the knob. You can use a small flat head screwdriver to pry it off. Then twist and pull the knob right off. It takes some muscle.