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Answered

9. It is located on the side of the frame and used to adjust the focus or
microscope.
adjustment knob b. armc. nosepiece
d. objectives​

Sagot :

Angelripalda35go

Answer:

a djustment knob

Explanation:

  • is located on the side of the frame and used to adjust the focus or
  • is located on the side of the frame and used to adjust the focus ormicroscope.
  • Coarse Focus: This is the knob on the side of the microscope that moves the objective lens up and down. It is used in conjunction with the fine focus.

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