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Compound Microscope
N/A
13
Biology
Undergraduate 1
01/19/2014

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Cards

Term
Eyepiece/Ocular
Definition
The part of the microscope that you look through (usually 10x magnification).
Term
Arm
Definition
The part of the microscope that connects the eyepiece tube to the base.
Term
Revolving nose piece
Definition
The upper part of the microscope that holds the objective lens.
Term
Objective lens
Definition
The lens closest to the specimen that first receives the rays from the specimen and forms the image in the focal place of the eyepiece.

a) Scanning power (4x magnification)
b) Low power(10x magnification)
c) High power (40x magnification)
d) Oil immersion power (100x magnification)
Term
Stage
Definition
The platform on which slides and specimens are placed for viewing.
Term
Stage clip
Definition
Clips that are attached to the stage and retain the slide.
Term
Condenser
Definition
A lens that concentrates the light on a specimen and increases the resolution. Found in or below the stage.
Term
Mechanical stage control knobs
Definition
Control the mechanical stage, allowing the viewer to move a specimen small distances on the X/Y axis.
Term
Iris diaphragm control lever
Definition
Used to vary the light that passes through the stage opening and helps to adjust both the contrast and resolution of a specimen. Most useful at higher powers.
Term
Lamp
Definition
Provides the light source to the specimen. The amount of light can be adjusted using the iris diaphragm control lever.
Term
Coarse adjustment
Definition
The knob on the side of the microscope that moves the objective lens up and down (big movements).
Term
Fine adjustment
Definition
The knob on the side of the microscope that fine tunes the focus of a specimen.
Term
Base
Definition
The support mechanism of a microscope.
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