The Compound Light Microscope What is it The

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The Compound Light Microscope

The Compound Light Microscope

What is it? • The microscope pictured above is a compound light microscope. •

What is it? • The microscope pictured above is a compound light microscope. • The term light refers to the method by which light transmits the image to your eye. • Compound deals with the microscope having more than one lens. • Microscope is the combination of two words; "micro" meaning small and "scope" meaning view.

Parts and Uses

Parts and Uses

Eyepiece and Body Tube • The eyepiece contains the ocular lens which magnifies objects

Eyepiece and Body Tube • The eyepiece contains the ocular lens which magnifies objects a given amount that is listed on the eyepiece. • The body tube supports the eyepiece and objectives. • How much do our microscopes magnify?

Nosepiece, Objectives, and Stage Clips • The nosepiece holds the 3 objectives. • The

Nosepiece, Objectives, and Stage Clips • The nosepiece holds the 3 objectives. • The objective lenses range in magnification from 4 X, 10 X, and 40 X. • The stage clips holds the slide in place. Nosepiece

Magnification • What happens as the power of magnification increases?

Magnification • What happens as the power of magnification increases?

Stage, Light, and Diaphragm • The stage supports the slide being viewed. • The

Stage, Light, and Diaphragm • The stage supports the slide being viewed. • The light source projects upward through the diaphragm, the specimen, and the lenses. • The diaphragm regulates the amount of light on the specimen.

Arm and Base • The arm is used to support the microscope when it

Arm and Base • The arm is used to support the microscope when it is carried. • The base supports the microscope.

Coarse Adjustment Knob • Moves the stage up and down for focusing. • NOT

Coarse Adjustment Knob • Moves the stage up and down for focusing. • NOT TO BE USED WITH ANY OTHER OBJECTIVE BUT THE 4 X

Fine Adjustment Knob • Moves the stage slightly to sharpen the image. • Used

Fine Adjustment Knob • Moves the stage slightly to sharpen the image. • Used with the 10 X and 40 X objective to focus.

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