Microscope Practical

What is a light microscope?

Uses compound lenses to magnify objects

Lenses bend or refract light to make the object beneath them appear closer

Common magnifications: 40X, 100X, 400X, 1000X

What is a stereoscope (organismal microscope)?

Allows for binocular viewing of larger specimens

Usually magnifies 10X to 20X

Can be used for thicker specimens

Creates a 3D view of specimen

What is a SEM/ TEM microscope?

uses a focused beam of electrons to scan the surface of a specimen, providing high-resolution, three-dimensional images

can magnifying objects up to 1,000,000X

How do you carry a light microscope?

always use two hands

What do you use to clean a light microscope?

lens paper only

What are you not allowed to do to knobs?

force them

Eyepiece/ ocular lens

Body tube

Revolving nosepiece

Objective lens

Stage

Diaphragm

Light source

Base

Course focus

Fine focus

Stage mechanism

Arm