Sagot :
Answer:
Coarse Adjustment Knob
Explanation:
Coarse Adjustment Knob- The coarse adjustment knob located on the arm of the microscope moves the stage up and down to bring the specimen into focus.
Pa brainliest po
Answer:
coarse focus knob
Explanation:
The coarse focus knob is used to bring the specimen into approximate or near focus. Focus (fine), Use the fine focus knob to sharpen the focus quality of the image after it has been brought into focus with the coarse focus knob.