nester03a - Chapter 3: Microscopy and Cell Structure...

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Chapter 3: Microscopy and Cell Structure
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Important Point:
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Chapter 3 Notes We will cover this chapter in two parts. Part 1 will cover microscopy, through ~p. 53. Part 2 will cover prokarotic cell structure, through ~p. 72. Part 3 we will not cover nor will you be held responsible for it (this section covers eukaryotic cell structure).
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Simple Scope Advantage: Less optical distortion, simpler to build. Disadvantage: Less magnification. In a simple microscope the light passes through only a single lens.
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Compound Scope Compound Scope: More than one lens Advantage = Potential for greater magnification
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Additional Scope Classifications
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Additional Scope Classifications Bright background, most common, what you will be using in lab. For viewing unstained cells. You will use this as part of demonstrations. We will also consider electron microscopy: High magnification, resolution, and contrast.
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Anatomy of a Microscope
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Anatomy of a Microscope The Eyepiece is Commonly Described as the Ocular lens.
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Anatomy of a Microscope What are the two names we give to the two lenses that together make up a compound scope?
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What is Resolution? The object of microscopy is not just to increase magnification, but to do so while retaining sufficient resolution. Resolution is the ability to see two items as two
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This note was uploaded on 06/03/2011 for the course MCB 205 taught by Professor Abedon during the Spring '11 term at Ohio State.

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nester03a - Chapter 3: Microscopy and Cell Structure...

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