Microscope Terminology

arm

this connects the body to the base and is used to pick up the microscope

base

this supports the microscope and is used to carry it

body tube

the tube that supports the eyepiece lens and light travels through from the objective

coarse focus adjustment

a larger knob that makes large movement of the stage to adjust the focus

diaphragm

an adjustable opening under the stage, allowing different amounts of light onto the stage

eyepiece

where you place your eye

fine focus adjustment

a knob that makes small adjustments to the focus

high power objective

a large lens with a high magnification

inclination point

an adjustable joint that lets the arm tilt in various angles

low power objective

a small lens with low magnifying power

mirror

this directs light upwards onto the slide

revolving nosepiece

the rotating devise that holds the objective lenses

stage

the platform on which a slide is placed and the organisms "perform

stage clips

metal clips that hold a slide securely onto the stage

ocular lens

also known as the eyepiece

dissecting microscope

light microscope used for low magnifications and larger objects

stereo microscope

produces a 3D image with two eyepiece lenses

wet mount

a slide created using a coverslip, water, and a specimen

low power objective

you always start and finish using microscopes with this.

depth of field

the thickness of the specimen that may be seen in focus at one time

cover slip

a small and very thin piece of glass used to cover the specimen on a microscope slide

parfocal

remains in focus after objective lens is changed from low to high power

magnification

The powers of the eyepiece and objective lenses determine the total __________ of a microscope.

field of view

the circle of light you see when you look into a microscope

pointer

a thin wire in the ocular used to indicate a specific area of the viewed specimen

staining

the use of a dye to colour specimens for clearer microscopic study