The ratchet is a device which applies a pressure by slipping at a predetermined torque and thus prevents the spindle from moving further.
is like artery forceps but dont have ratchet
After you adjust the coarse adjustment knob, the fine adjustment knob makes it sharper or clearer.
To focus the image of the specimen
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.
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The illumination intensity knob controls the brightness of the light source in a microscope. By adjusting this knob, you can increase or decrease the amount of light that shines on the specimen, helping to improve visibility and contrast for better microscopy observations.
It is used to make the picture sharper/clearer.
The course adjustment knob on a microscope is used to quickly focus on the specimen by moving the objective lens up or down. It is typically used for initial rough focusing before using the fine adjustment knob for precise focusing.
The condenser knob in a microscope is used to adjust the position of the condenser lens, controlling the amount of light that reaches the specimen. By adjusting the condenser knob, the user can optimize the illumination and contrast of the specimen being viewed under the microscope.
I have a 94 Firebird and on the bottom of the shifter knob there is a "U" shaped clip. You will have to shift into L1 to see it since it is on the front of the knob. Once you pull out the clip, it slides off and you can replace it with whatever kind you wnat but make sure the "push to shift" function is on the new knob.
The adjustment knob on a triple beam balance is used to calibrate the balance. By turning the adjustment knob, you can ensure that the balance is reading accurately and producing correct measurements. It is important to calibrate the balance regularly to maintain its accuracy.