Microscope Parts Overview

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Questions and Answers

What is the primary function of the diopter adjustment in a microscope?

  • To adjust focus for different eyesight. (correct)
  • To control the amount of light that passes through the specimen.
  • To provide the light for viewing the specimen.
  • To hold the slide in place.

Which part of the microscope is responsible for holding the objective lenses?

  • Coarse adjustment knob
  • Diaphragm
  • Aperture
  • Nose piece (correct)

What purpose does the condenser serve in a microscope?

  • It focuses light onto the specimen. (correct)
  • It provides light for viewing the specimen.
  • It holds the slide in place.
  • It adjusts the focus for different eyesight.

Which part controls the light intensity in a microscope?

<p>Brightness adjustment (A)</p> Signup and view all the answers

What is the function of the coarse adjustment knob on a microscope?

<p>To make large adjustments to the focus. (C)</p> Signup and view all the answers

The stage clips are used to hold the slide in place on the stage.

<p>True (A)</p> Signup and view all the answers

The iris diaphragm is responsible for holding the objective lenses in place.

<p>False (B)</p> Signup and view all the answers

The illuminator is typically located at the top of the microscope.

<p>False (B)</p> Signup and view all the answers

The focus knobs are used to adjust the sharpness of the specimen.

<p>True (A)</p> Signup and view all the answers

The aperture in a microscope is designed to block light from passing through the stage.

<p>False (B)</p> Signup and view all the answers

Flashcards

Eye Piece Lens

The lens you look through to view the specimen.

Diopter Adjustment

Adjusts focus for different eye strengths.

Nose Piece

Holds the objective lenses and lets you change magnification.

Objective Lens

Lenses that magnify the specimen below.

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Aperture

The hole in the stage for light.

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Stage Clip

Holds the glass slide in place on the stage.

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Diaphragm

Controls light intensity to the object.

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Condenser

Focuses light onto the specimen

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Illuminator

The light source for the microscope.

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Eye Piece Tube

Connects the eye piece to the rest of the microscope

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Head

Top part of the microscope, contains eye lenses.

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Arm

Support structure for the microscope

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Glass Slide

Thin piece of glass holding the specimen

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Mechanical Stage

Holds and moves the glass slide.

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Coarse Adjustment Knob

Makes large adjustments for focusing.

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Fine Adjustment Knob

Makes small adjustments for final focus.

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Stage Control Knobs

Move the stage to position the specimen

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Base

Supports the entire microscope.

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Brightness Adjustment

Controls the intensity of the light.

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Light Switch

Turns the light source on and off.

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Eyepiece

The lens you look through to view the magnified specimen.

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Objective Lenses

Magnify the specimen; usually 4x, 10x, 40x, or 100x.

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Nosepiece

Holds objective lenses, allows switching magnifications.

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Stage

Flat platform for placing the microscope slide.

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Stage Clips

Hold the slide in place on the stage.

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Aperture

Stage hole allowing light to pass through.

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Illuminator

Microscope light source, usually at the base.

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Condenser

Focuses light onto the specimen.

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Iris Diaphragm

Adjusts light intensity to the specimen.

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Focus Knobs

Adjust specimen focus, coarse for large, fine for small adjustments.

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Arm

Connects head to base, supports viewing adjustments.

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Base

The bottom of the microscope, supports microscope.

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Study Notes

Microscope Parts

  • Eye Piece Lens (Ocular Lens): Used to view the magnified image.
  • Diopter Adjustment: Used to adjust focus for different eye strengths.
  • Nose Piece: Holds the objective lenses.
  • Objective Lens: Magnify the specimen.
  • Stage Clip: Holds the specimen slide in place.
  • Aperture: Allows light to pass through the specimen.
  • Diaphragm: Controls the amount of light.
  • Condenser: Concentrates light on the specimen.
  • Illuminator (Light Source): Provides light for viewing.
  • Eye Piece Tube: Connects the eyepieces to the head.
  • Head: Upper part of the microscope.
  • Arm (Carrying Handle): Used to carry the microscope.
  • Glass Slide: Holds the specimen.
  • Mechanical Stage: Platform to move the slide.
  • Coarse Adjustment Knob: Moves the stage up and down for initial focusing.
  • Fine Adjustment Knob: Makes precise focus adjustments.
  • Stage Control Knobs: Controls the movement of the mechanical stage.
  • Base: Supports the microscope.
  • Brightness Adjustment: Controls the intensity of the light.
  • Light Switch: Turns the light on/off

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